mp3cool.net

mp3cool.net is SSL secured

Free website and domain report on mp3cool.net

Last Updated: 16th October, 2024
Overview

Snoop Summary for mp3cool.net

This is a free and comprehensive report about mp3cool.net. Our records indicate that mp3cool.net is privately registered by Redacted for privacy. Mp3cool.net has the potential to be earning an estimated $8 USD per day from advertising revenue. If mp3cool.net was to be sold it would possibly be worth $5,969 USD (based on the daily revenue potential of the website over a 24 month period). Mp3cool.net is quite popular with an estimated 2,864 daily unique visitors. This report was last updated 16th October, 2024.

About mp3cool.net

Site Preview: mp3cool.net mp3cool.net
Title:
Description: Mp3 download, free mp3 songs, download video songs, fast mp3 converter, no registration required.
Keywords and Tags: media downloads
Related Terms:
Fav Icon:
Age: Over 3 years old
Domain Created: 9th November, 2020
Domain Updated: 28th September, 2024
Domain Expires: 9th November, 2024
Review

Snoop Score

2/5

Valuation

$5,969 USD
Note: All valuation figures are estimates.

Popularity

Modest
Note: Popularity is estimated.

Rank, Reach and Authority

Alexa Rank: 202,077
Alexa Reach:
SEMrush Rank (US):
SEMrush Authority Score:
Moz Domain Authority: 0
Moz Page Authority: 0

Organic vs Paid (Google Ads)

Traffic

Visitors

Daily Visitors: 2,864
Monthly Visitors: 87,171
Yearly Visitors: 1,045,360
Note: All visitors figures are estimates.

Visitors By Country

Revenue

Revenue

Daily Revenue: $8 USD
Monthly Revenue: $248 USD
Yearly Revenue: $2,979 USD
Note: All revenue figures are estimates.

Revenue By Country

SEO

Backlinks Analysis (SEMrush)

Top New Follow Links

Top Ranking Keywords (US)

Domain Analysis

Value Length
Domain: mp3cool.net 11
Domain Name: mp3cool 7
Extension (TLD): net 3
Expiry Check:

Page Speed Analysis

Average Load Time: 4.89 seconds
Load Time Comparison: Faster than 9% of sites

PageSpeed Insights

Avg. (All Categories) 84
Performance 98
Accessibility 92
Best Practices 93
SEO 92
Progressive Web App 45
0–49 (Fail) 50–89 (Average) 90–100 (Pass)
URL: https://www.mp3cool.best/
Updated: 28th July, 2021
Simulate loading on desktop
98

Performance

Indicates how well the page is performing and highlights opportunities where performance may be improved for mp3cool.net. This includes details about optimizing page load times which can result in a better user experience.

Metrics

First Contentful Paint — 0.8 s
The time taken for the first image or text on the page to be rendered.
Speed Index — 0.9 s
The time taken for the page contents to be visibly populated.
Largest Contentful Paint — 1.0 s
The timing of the largest text or image that is painted.
Time to Interactive — 0.8 s
The time taken for the page to become fully interactive.
Total Blocking Time — 0 ms
The total blocking time is the sum of all time periods between First Contentful Paint and Time to Interactive (when task length exceeded 50ms).
Cumulative Layout Shift — 0
Cumulative Layout Shift is the measurement of visible elements collective movement within the viewport.
View Data

Other

Max Potential First Input Delay — 20 ms
Users could experience a delay when interacting with the page.
First Meaningful Paint — 0.8 s
The time taken for the primary content of the page to be rendered.
Network Requests
Below is a list of network requests that were made during page load.
URL Protocol Start Time (Ms) End Time (Ms) Transfer Size (Bytes) Resource Size (Bytes) Status Code MIME Type Resource Type
http://mp3cool.net/
http/1.1
0
69.114999845624
830
0
301
https://mp3cool.net/
http/1.1
69.879999384284
339.8199994117
895
0
301
text/html
https://www.mp3cool.net/
http/1.1
340.48399981111
418.29899977893
946
0
301
https://www.mp3cool.best/
h2
418.9670002088
700.01699961722
6253
23440
200
text/html
Document
https://www.mp3cool.best/logo.svg
h2
716.7680002749
998.32899961621
10400
12695
200
image/svg+xml
Image
https://whos.amung.us/swidget/mp3coolnew.png
http/1.1
717.05800015479
800.0269997865
287
0
307
text/html
data
726.24500002712
726.33299976587
0
589
200
image/svg+xml
Image
https://widgets.amung.us/small/00/3.png
h2
800.41499994695
869.92399953306
809
311
200
image/png
Image
Network Round Trip Times — 0 ms
High Network RTT (Round Trip Times) can have a large impact on performance. Providing servers geographically closer to the user could improve performance.
Server Backend Latencies — 0 ms
High server latencies indicate the server is overloaded or has a poor backend performance.
Tasks
Below is a list of the top-level main thread tasks that executed during page load.
Start Time (Ms) End Time (Ms)
709.735
9.319
726.516
35.347
Diagnostics
Below is a collection of useful page vitals.
View Data
Metrics
Below is a collection of metrics.
View Data
Script Treemap Data
Provide as required, for treemap app.

Opportunities

Eliminate render-blocking resources
Resources, such as JavaScript and style sheets, can block the first paint of the page. Mp3cool.net should consider delivering critical JavaScript/style sheets (JS/CSS) inline and deferring all non-critical JS/CSS.
Properly size images
Images can slow down the page's load time. Mp3cool.net should consider serving more appropriate-sized images.
Defer offscreen images
Time to Interactive can be slowed down by resources on the page. Mp3cool.net should consider lazy-loading offscreen and hidden images.
Minify CSS
Cascading Style Sheets (CSS) files can contribute to network payload sizes. Mp3cool.net should consider minifying CSS files.
Minify JavaScript
JavaScript (JS) files can contribute to network payload sizes and increase script parse times. Mp3cool.net should consider minifying JS files.
Reduce unused CSS
Dead and/or unused rules in Style Sheets (CSS) can contribute to network payload sizes. Mp3cool.net should consider removing dead rules from style sheets and deferring the loading of CSS not used for above-the-fold content.
Reduce unused JavaScript
It is advised to remove unused JavaScript in order to reduce bytes consumed by network activity.
Efficiently encode images
Unoptimized images can consume more cellular data than what is necessary.
Serve images in next-gen formats
Consider JPEG 2000, JPEG XR or WebP image formats which provide better compression than PNG and JPEG.
Enable text compression
Text-based resources should be served with compression, such as gzip, deflate or brotli.
Preconnect to required origins
Resource hints, such as 'preconnect' or 'dns-prefetch', may assist in establishing early connections to important third-party origins.
Initial server response time was short — Root document took 280 ms
It is advised to keep the server response time short for the main document, because all other requests depend on it.
URL Time Spent (Ms)
https://www.mp3cool.best/
282.047
Preload key requests
Key requests can be preloaded by using '<link rel=preload>'. Mp3cool.net should consider using '<link rel=preload>' to prioritize fetching resources that are currently requested later in page load.
Use video formats for animated content
Large GIFs are inefficient for delivering animated content. It is recommended to use MPEG4/WebM videos for animations and PNG/WebP for static images instead of GIF.
Remove duplicate modules in JavaScript bundles
Ensure that no duplicate JavaScript modules from bundles exist to reduce bytes consumed by network activity.
Avoid serving legacy JavaScript to modern browsers
Polyfills and transforms enable legacy browsers to use new JavaScript features. For bundled JavaScript it is recommended to adopt a modern script deployment strategy using module/nomodule feature detection. This will reduce the amount of code shipped to modern browsers.
Preload Largest Contentful Paint image
It is recommended to preload images used by LCP elements, to improve LCP time.
URL Potential Savings (Ms)
https://www.mp3cool.best/logo.svg
0

Diagnostics

Avoids enormous network payloads — Total size was 20 KiB
Large network payloads can cost users money and are linked to long load times.
URL Transfer Size (Bytes)
https://www.mp3cool.best/logo.svg
10400
https://www.mp3cool.best/
6253
https://www.mp3cool.net/
946
https://mp3cool.net/
895
http://mp3cool.net/
830
https://widgets.amung.us/small/00/3.png
809
https://whos.amung.us/swidget/mp3coolnew.png
287
Uses efficient cache policy on static assets — 1 resource found
Mp3cool.net can speed up repeat visits by increasing the cache lifetime, which is essentially how long before a cached copy expires.
URL Cache TTL (Ms) Transfer Size (Bytes)
https://widgets.amung.us/small/00/3.png
432000000
809
Avoids an excessive DOM size — 384 elements
A large DOM (Document Object Model) will increase memory usage, cause longer system calculations as well as costly layout reflows.
Statistic Element Value
Total DOM Elements
384
Maximum DOM Depth
8
Maximum Child Elements
48
Avoid chaining critical requests — 1 chain found
Below is a list of Critical Request Chains, which shows which resources are loaded with a high priority. Mp3cool.net should consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.
User Timing marks and measures
Make use of the User Timing API to measure an app's real-world performance during key user experiences.
JavaScript execution time — 0.0 s
JavaScript (JS) execution time can be lowered by reducing the time required for parsing, compiling and executing JS. Delivering smaller JS payloads may help with this.
URL Total CPU Time (Ms) Script Evaluation (Ms) Script Parse (Ms)
https://www.mp3cool.best/
71.455
3.081
1.46
Minimizes main-thread work — 0.1 s
Main-thread work timing can be lowered by reducing the time required for parsing, compiling and executing JS. Delivering smaller JS payloads may help with this.
Category Time Spent (Ms)
Style & Layout
29.5
Other
25.182
Rendering
20.065
Script Evaluation
6.228
Parse HTML & CSS
5.696
Script Parsing & Compilation
1.635
All text remains visible during webfont loads
Make use of the font-display CSS feature, which will ensure text is user-visible while webfonts are loading.
Keep request counts low and transfer sizes small — 7 requests • 20 KiB
It is advised to add a budgets.json file in order to set budgets for the quantity and size of page resources.
Resource Type Requests Transfer Size (Bytes)
Total
7
20420
Image
2
11209
Document
1
6253
Other
4
2958
Stylesheet
0
0
Media
0
0
Font
0
0
Script
0
0
Third-party
5
3767
Minimize third-party usage
It is advised to either limit, remove or delay the loading of redundant third-party code which may be significantly impacting load performance.
Lazy load third-party resources with facades
Consider replacing third-party embeds with a facade until they are required (use lazy loading).
Largest Contentful Paint element — 1 element found
The element which was identified as the Largest Contentful Paint.
Element
Avoid large layout shifts
Below is a list of all DOM elements that contribute to the CLS of the page.
Uses passive listeners to improve scrolling performance
Improve the page's scroll performance by marking touch and wheel event listeners as 'passive'.
Avoids `document.write()`
Avoid or limit the use of external scripts that are dynamically injected via 'document.write()' as users on slow connections will be delayed by tens of seconds.
Avoid long main-thread tasks
Below is a list of the longest tasks on the main thread, which is useful when identifying the worst input delay contributors.
Avoid non-composited animations
It is recommended to avoid non-composited animations which are often janky and increase CLS.
Image elements have explicit `width` and `height`
Reduce layout shifts and improve CLS by setting explicit width and height properties on image elements.

Budgets

Performance budget
It is advised to keep the quantity and size of all network requests under the targets set by the provided performance budget.
Timing budget
It is advised to set a timing budget to monitor the performance of your site.

Opportunities

Avoid multiple page redirects — Potential savings of 570 ms
Redirects can cause additional delays before the page can begin loading. Mp3cool.net should avoid multiple or unnecessary page redirects.
URL Time Spent (Ms)
http://mp3cool.net/
190
https://mp3cool.net/
150
https://www.mp3cool.net/
230
https://www.mp3cool.best/
0
92

Accessibility

Indicates how accessible the page is and highlights opportunities where the page can be made more accessible to users of mp3cool.net. This includes details about various page attributes that can be optimized.

Navigation

`[accesskey]` values are unique
Access keys assist users with focusing on different parts of the page. Each access key should be unique for proper navigation.
The page contains a heading, skip link, or landmark region
It is advised to provide ways to bypass repetitive content, allowing users to navigate the page efficiently.
`[id]` attributes on active, focusable elements are unique
Ensure all focusable elements have a unique id value to allow them to be visible to users of assistive technologies, like a screen reader.
No element has a `[tabindex]` value greater than 0
Although technically valid, a tabindex value greater than 0 often creates frustrating experiences for users who rely on assistive technologies.

ARIA

`[aria-*]` attributes match their roles
Avoid mismatching 'aria-*' attributes and their 'role' value, as it invalidates the attribute.
`button`, `link`, and `menuitem` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[aria-hidden="true"]` is not present on the document `<body>`
If aria-hidden=true is set on the document body, assistive technologies, like a screen reader will work inconsistently.
`[aria-hidden="true"]` elements do not contain focusable descendents
Interactive elements within an aria-hidden=true element are unavailable to users of assistive technologies, like a screen reader.
ARIA input fields have accessible names
Generic names are announced to users of assistive technologies, like a screen reader, when an input field does not have an accessible name specified.
ARIA `meter` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
ARIA `progressbar` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[role]`s have all required `[aria-*]` attributes
Some ARIA roles have required 'aria-*' attributes, which provide essential information about state and functionality.
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
Some ARIA parent roles cannot perform their intended functions if specific child roles are not used.
`[role]`s are contained by their required parent element
Some ARIA child roles cannot perform their intended functions if specific parent roles are not used.
`[role]` values are valid
All ARIA roles require valid values to perform their intended functions.
ARIA toggle fields have accessible names
Generic names are announced to users of assistive technologies, like a screen reader, when a toggle field does not have an accessible name specified.
ARIA `tooltip` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
ARIA `treeitem` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[aria-*]` attributes have valid values
ARIA attributes cannot be interpreted with invalid values when used by screen readers and other assistive technologies.
`[aria-*]` attributes are valid and not misspelled
ARIA attributes cannot be interpreted with invalid names when used by screen readers and other assistive technologies.
ARIA IDs are unique
Ensure all ARIA ID values are unique to prevent elements from being overlooked by assistive technologies, like a screen reader.

Names and labels

Buttons have an accessible name
Buttons become unusable as they are announced simply as "button" when the button does not have an accessible name, when used by screen readers and other assistive technologies.
Document has a `<title>` element
Search engines, screen reader users and other assistive technology users rely on the title to provide an overview of the page and to help determine if the page is relevant to their search.
No form fields have multiple labels
Having multiple labels for form fields can be confusing to assistive technologies, like a screen reader.
`<frame>` or `<iframe>` elements have a title
Screen reader users and other assistive technology users rely on frame titles to describe the contents of frames.
Image elements have `[alt]` attributes
Provide short and descriptive alternative text where possible on informative elements.
`<input type="image">` elements have `[alt]` text
Input buttons with alternative text assist screen readers and other assistive technology users to understand its purpose.
Form elements have associated labels
Screen readers and other assistive technologies rely on labels to properly announce form controls.
Links have a discernible name
In order to improve the navigation for screen reader and other assistive technology users, use link text that is unique, focusable and discernible.
`<object>` elements have `[alt]` text
It is advised that alt text is used on '<object>' elements in order to provide meaning to screen reader and other assistive technology users, as these technologies are unable to translate non-text content.

Tables and lists

`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Screen readers and other assistive technologies may produce poor and inaccurate output when definition lists are not properly marked up.
Definition list items are wrapped in `<dl>` elements
In order for screen readers and other assistive technologies to properly announce definition list items ('<dt>' and '<dd>'), they must be wrapped in parent a '<dl>' element.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Use proper list structure to aid screen readers and other assistive technologies.
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
In order for screen readers to announce list items, ensure that list items ('<li>') are contained within parent '<ul>' or '<ol>' tags.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
Screen readers and other assistive technologies have features to make navigating tables easier. Ensure that '<td>' cells using the headers attribute only refer to other cells in the same table, to improve screen reader user experience.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
Screen readers and other assistive technologies have features to make navigating tables easier. Ensure that table headers refer to some set of cells, to improve screen reader user experience.

Internationalization and localization

`<html>` element has a `[lang]` attribute
It is advised to provide a lang attribute so that screen readers and other assistive technologies are guaranteed to announce the page's text correctly. When not provided, the user's default language setting will be used which may cause inaccuracies.
`<html>` element has a valid value for its `[lang]` attribute
Specify a valid BCP 47 language in order to help screen readers and other assistive technologies announce text properly.
`[lang]` attributes have a valid value
Specify a valid BCP 47 language on elements in order to help screen readers and other assistive technologies announce text properly.

Best practices

The document does not use `<meta http-equiv="refresh">`
Pages that refresh automatically cause a poor user experience as focus is directed back to the top of the page unexpectedly.
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
For users with low vision who rely on screen magnification, ensure that zooming is not disabled.

Audio and video

`<video>` elements contain a `<track>` element with `[kind="captions"]`
Mp3cool.net may provide assistance to deaf or hearing-impaired users with captions on videos.

Contrast

Background and foreground colors do not have a sufficient contrast ratio.
Many (if not most) users find low-contrast text difficult or impossible to read.
Failing Elements

Navigation

Heading elements are not in a sequentially-descending order
Properly order all headers and do not skip heading levels to better the navigation and readability for users of assistive technologies, like a screen reader.
Failing Elements

Manual Checks

The page has a logical tab order
The visual layout should be logical in its tab order and users cannot focus elements that are offscreen.
Interactive controls are keyboard focusable
Ensure that custom interactive controls are keyboard focusable and that a focus indicator is displayed.
Interactive elements indicate their purpose and state
Ensure that interactive elements (such as links and buttons) are distinguishable from non-interactive elements and that they indicate their state.
The user's focus is directed to new content added to the page
When new content (such as a dialogue) is added to the page, the user's focus should be directed to it.
User focus is not accidentally trapped in a region
Avoid focus being accidentally trapped when a user tabs in and out of controls or regions on page.
Custom controls have associated labels
Ensure that custom interactive controls have associated labels, which are provided by aria-label and aria-labelledby attributes.
Custom controls have ARIA roles
Ensure that all custom interactive controls have appropriate ARIA roles.
Visual order on the page follows DOM order
Ensure that the DOM order matches with the page's visual order, in order to improve navigation for screen readers and other assistive technologies.
Offscreen content is hidden from assistive technology
Ensure that offscreen content is hidden through the use of "display:none" styling or the aria-hidden attribute.
HTML5 landmark elements are used to improve navigation
Elements such as <main> and <nav> are recommended as they are used by screen readers and other assistive technologies to improve keyboard navigation.
93

Best Practices

Indicates the recommended, best practices currently in place on the page and highlights the best practices that mp3cool.net should incorporate. This includes practices such as protecting pages with HTTPS.

Audits

Links to cross-origin destinations are safe
Improve performance and prevent security vulnerabilities by adding rel="noopener" and rel="noreferrer" to external links.
Avoids requesting the geolocation permission on page load
When requesting a user's location, provide context or consider tying the request to a user action to avoid confusion and mistrust from users.
Avoids requesting the notification permission on page load
When requesting permission to send notifications, provide context or consider tying the request to a user action to avoid confusion and mistrust from users.
Avoids front-end JavaScript libraries with known security vulnerabilities
Ensure that the use of third-party scripts is minimal and that only trusted third-party scripts are used as some may contain known security vulnerabilities which may be exploited by attackers.
Ensure CSP is effective against XSS attacks
Significantly reduce the risk of cross-site scripting attacks (XSS) by ensuring you have a strong Content Security Policy (CSP).
Description Directive Severity
No CSP found in enforcement mode
High

Audits

Allows users to paste into password fields
Ensure that password inputs may be pasted into to aid in the user's ability to use password managers and improve security.
Displays images with correct aspect ratio
Ensure that image display dimensions match their natural aspect ratio.
Serves images with appropriate resolution
For maximum image clarity, ensure images have natural dimensions and are proportional to the display size and pixel ratio.
Fonts with `font-display: optional` are preloaded
It is recommended that optional fonts are preloaded.

Audits

Page has the HTML doctype
Ensure a doctype is specified to prevent the browser from switching to quirks-mode.
Properly defines charset
It is advised to declare a character encoding, optionally via a <meta> tag in the first 1024 bytes of the HTML or in the Content-Type HTTP response header.

Audits

Avoids `unload` event listeners
The 'unload' event does not fire reliably, causing issues with browser optimizations such as the Back-Forward Cache. It is recommended that 'pagehide' or 'visibilitychange' events are used instead.
Avoids Application Cache
Application cache is deprecated and is no longer recommended.
Detected JavaScript libraries
Below is a list of all front-end JavaScript libraries that were detected on the page.
Avoids deprecated APIs
Avoid deprecated APIs which will eventually be removed the browser.
No browser errors logged to the console
Below is a list of all errors logged to the console, which indicate unresolved problems on the site.
Page has valid source maps
Consider deploying source maps for added benefits such as the ability to debug while in production.
No issues in the `Issues` panel in Chrome Devtools
There may be unresolved issues logged to Chrome Devtools.

Audits

Does not use HTTPS — 1 insecure request found
Ensure that all pages are protected with HTTPS (including those that do not handle sensitive data) as HTTPS prevents tampering and passive listening on communications between the app and its users. Additionally, HTTPS is a prerequisite for HTTP/2 and many new web platform APIs.
Insecure URL Request Resolution
http://mp3cool.net/
Allowed
92

SEO

Indicates how well the page is optimized for ranking in search engines and highlights Search Engine Optimization (SEO) opportunities for mp3cool.net. This includes optimizations such as providing meta data.

Mobile Friendly

Has a `<meta name="viewport">` tag with `width` or `initial-scale`
It is advised to use a '<meta name="viewport">' tag for the optimization of mp3cool.net on mobile screens.
Document uses legible font sizes
Font sizes of 12px or less are too small to most mobile users without user gestures and further action. Aim for more than 60% of page text to use font sizes greater than 12px.
Tap targets are sized appropriately
Interactive elements (such as buttons and links) should be appropriately spaced, sized and easy enough to select or tap with regard to their surrounding elements.

Content Best Practices

Document has a `<title>` element
Search engines, screen reader users and other assistive technology users rely on the title to provide an overview of the page and to help determine if the page is relevant to their search.
Document has a meta description
Meta descriptions may be used by search engines when displaying a link to the page and should concisely summarize the page's content.
Links have descriptive text
Make use of descriptive link text to assist search engines in understanding the content.
Image elements have `[alt]` attributes
Provide short and descriptive alternative text where possible on informative elements.
Document has a valid `hreflang`
Search engines can be instructed to list specific versions of a page for a given language or region through the use of hreflang links.
Document has a valid `rel=canonical`
Search engines can be suggested which URL should be shown in search results through the use of canonical links.
Document avoids plugins
The content of plugins cannot be indexed by search engines and many devices either restrict or do not support them.

Crawling and Indexing

Page has successful HTTP status code
Avoid pages with unsuccessful HTTP status codes as they may not be indexed by search engines.
Links are crawlable
Ensure that the 'href' attribute of anchor elements links to the appropriate destination. This allows for more pages of the site to be discovered by search engines.
robots.txt is valid
Malformed robots.txt files prevent crawlers from understanding how a site wants to be crawled or indexed, which can be devastating to SEO.

Crawling and Indexing

Page is blocked from indexing
Pages that cannot be crawled by search engines cannot be indexed or included in their search results. Ensure that search engines have permission to crawl all pages that should be indexed.
Blocking Directive Source

Manual Checks

Structured data is valid
Structured data can be validated through the use of the Structured Data Testing Tool and the Structured Data Linter.
45

Progressive Web App

Indicates how valid the aspects of a Progressive Web App (PWA) are for the page and highlights opportunities to enable/improve the PWA of mp3cool.net. This includes details about web app manifests.

PWA Optimized

Redirects HTTP traffic to HTTPS
It is advised to redirect all HTTP traffic to HTTPS, in order to enable secure web features for all users.
Content is sized correctly for the viewport
Ensure that the width of the app's content matches the width of the viewport, otherwise the app might not be optimized for mobile screens.
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
It is advised to use a '<meta name="viewport">' tag for the optimization of mp3cool.net on mobile screens.
Provides a valid `apple-touch-icon`
iOS users of Progressive Web Apps will benefit from an apple touch icon, which can be defined with 'apple-touch-icon', which must point to a non-transparent 192px (or 180px) square PNG.

Installable

Web app manifest or service worker do not meet the installability requirements — 1 reason
User engagement may be increased by leveraging the browsers ability to proactively prompt users to add the app to their homescreen.
Failure reason
No manifest was fetched

PWA Optimized

Does not register a service worker that controls page and `start_url`
A service worker is used to provide Progressive Web Apps the use of features such as working offline, the ability for the app to be added to the homescreen as well as push notifications.
Is not configured for a custom splash screen
Themed splash screens ensure a high-quality user experience at launch for app users.
View Data
Does not set a theme color for the address bar.
A theme may be applied to the browser address bar, which ideally can be made to match the site.
View Data
Manifest doesn't have a maskable icon
Maskable icons are great to ensure that images fill the entire shape when installing the app on a device.

Manual Checks

Site works cross-browser
Ensure that the Progressive Web App works correctly across every major browser.
Page transitions don't feel like they block on the network
Users perceive apps with responsive, snappy transitions as higher peforming and ensures a great user experience, even on a slow network.
Each page has a URL
Ensure that all pages are deep linkable via URL. They should also be unique for the purpose of shareability on social media.
Avg. (All Categories) 84
Performance 90
Accessibility 92
Best Practices 93
SEO 93
Progressive Web App 50
0–49 (Fail) 50–89 (Average) 90–100 (Pass)
URL: https://www.mp3cool.best/
Updated: 28th July, 2021
Simulate loading on mobile
90

Performance

Indicates how well the page is performing and highlights opportunities where performance may be improved for mp3cool.net. This includes details about optimizing page load times which can result in a better user experience.

Metrics

Speed Index — 2.8 s
The time taken for the page contents to be visibly populated.
Time to Interactive — 2.8 s
The time taken for the page to become fully interactive.
Total Blocking Time — 0 ms
The total blocking time is the sum of all time periods between First Contentful Paint and Time to Interactive (when task length exceeded 50ms).
Cumulative Layout Shift — 0
Cumulative Layout Shift is the measurement of visible elements collective movement within the viewport.
View Data

Other

Max Potential First Input Delay — 20 ms
Users could experience a delay when interacting with the page.
Network Requests
Below is a list of network requests that were made during page load.
URL Protocol Start Time (Ms) End Time (Ms) Transfer Size (Bytes) Resource Size (Bytes) Status Code MIME Type Resource Type
http://mp3cool.net/
http/1.1
0
19.281999906525
804
0
301
https://mp3cool.net/
http/1.1
19.787999801338
231.18399991654
884
0
301
text/html
https://www.mp3cool.net/
http/1.1
231.79799993522
369.71299978904
948
0
301
https://www.mp3cool.best/
h2
370.31299993396
637.07699999213
6257
23440
200
text/html
Document
https://www.mp3cool.best/logo.svg
h2
649.74899985828
700.96299983561
10405
12695
200
image/svg+xml
Image
https://whos.amung.us/swidget/mp3coolnew.png
http/1.1
649.94599996135
732.70099982619
287
0
307
text/html
data
658.39300001971
658.45099999569
0
589
200
image/svg+xml
Image
https://widgets.amung.us/small/00/5.png
h2
732.93299996294
790.11900001206
812
314
200
image/png
Image
Network Round Trip Times — 0 ms
High Network RTT (Round Trip Times) can have a large impact on performance. Providing servers geographically closer to the user could improve performance.
Server Backend Latencies — 0 ms
High server latencies indicate the server is overloaded or has a poor backend performance.
Tasks
Below is a list of the top-level main thread tasks that executed during page load.
Start Time (Ms) End Time (Ms)
647.737
6.453
660.632
9.316
669.963
26.081
Diagnostics
Below is a collection of useful page vitals.
View Data
Metrics
Below is a collection of metrics.
View Data
Script Treemap Data
Provide as required, for treemap app.

Opportunities

Eliminate render-blocking resources
Resources, such as JavaScript and style sheets, can block the first paint of the page. Mp3cool.net should consider delivering critical JavaScript/style sheets (JS/CSS) inline and deferring all non-critical JS/CSS.
Properly size images
Images can slow down the page's load time. Mp3cool.net should consider serving more appropriate-sized images.
Defer offscreen images
Time to Interactive can be slowed down by resources on the page. Mp3cool.net should consider lazy-loading offscreen and hidden images.
Minify CSS
Cascading Style Sheets (CSS) files can contribute to network payload sizes. Mp3cool.net should consider minifying CSS files.
Minify JavaScript
JavaScript (JS) files can contribute to network payload sizes and increase script parse times. Mp3cool.net should consider minifying JS files.
Reduce unused CSS
Dead and/or unused rules in Style Sheets (CSS) can contribute to network payload sizes. Mp3cool.net should consider removing dead rules from style sheets and deferring the loading of CSS not used for above-the-fold content.
Reduce unused JavaScript
It is advised to remove unused JavaScript in order to reduce bytes consumed by network activity.
Efficiently encode images
Unoptimized images can consume more cellular data than what is necessary.
Serve images in next-gen formats
Consider JPEG 2000, JPEG XR or WebP image formats which provide better compression than PNG and JPEG.
Enable text compression
Text-based resources should be served with compression, such as gzip, deflate or brotli.
Preconnect to required origins
Resource hints, such as 'preconnect' or 'dns-prefetch', may assist in establishing early connections to important third-party origins.
Initial server response time was short — Root document took 270 ms
It is advised to keep the server response time short for the main document, because all other requests depend on it.
URL Time Spent (Ms)
https://www.mp3cool.best/
267.76
Preload key requests
Key requests can be preloaded by using '<link rel=preload>'. Mp3cool.net should consider using '<link rel=preload>' to prioritize fetching resources that are currently requested later in page load.
Use video formats for animated content
Large GIFs are inefficient for delivering animated content. It is recommended to use MPEG4/WebM videos for animations and PNG/WebP for static images instead of GIF.
Remove duplicate modules in JavaScript bundles
Ensure that no duplicate JavaScript modules from bundles exist to reduce bytes consumed by network activity.
Avoid serving legacy JavaScript to modern browsers
Polyfills and transforms enable legacy browsers to use new JavaScript features. For bundled JavaScript it is recommended to adopt a modern script deployment strategy using module/nomodule feature detection. This will reduce the amount of code shipped to modern browsers.
Preload Largest Contentful Paint image
It is recommended to preload images used by LCP elements, to improve LCP time.
URL Potential Savings (Ms)
https://www.mp3cool.best/logo.svg
0

Diagnostics

Avoids enormous network payloads — Total size was 20 KiB
Large network payloads can cost users money and are linked to long load times.
URL Transfer Size (Bytes)
https://www.mp3cool.best/logo.svg
10405
https://www.mp3cool.best/
6257
https://www.mp3cool.net/
948
https://mp3cool.net/
884
https://widgets.amung.us/small/00/5.png
812
http://mp3cool.net/
804
https://whos.amung.us/swidget/mp3coolnew.png
287
Uses efficient cache policy on static assets — 1 resource found
Mp3cool.net can speed up repeat visits by increasing the cache lifetime, which is essentially how long before a cached copy expires.
URL Cache TTL (Ms) Transfer Size (Bytes)
https://widgets.amung.us/small/00/5.png
432000000
812
Avoids an excessive DOM size — 384 elements
A large DOM (Document Object Model) will increase memory usage, cause longer system calculations as well as costly layout reflows.
Statistic Element Value
Total DOM Elements
384
Maximum DOM Depth
8
Maximum Child Elements
48
Avoid chaining critical requests — 1 chain found
Below is a list of Critical Request Chains, which shows which resources are loaded with a high priority. Mp3cool.net should consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.
User Timing marks and measures
Make use of the User Timing API to measure an app's real-world performance during key user experiences.
JavaScript execution time — 0.0 s
JavaScript (JS) execution time can be lowered by reducing the time required for parsing, compiling and executing JS. Delivering smaller JS payloads may help with this.
URL Total CPU Time (Ms) Script Evaluation (Ms) Script Parse (Ms)
https://www.mp3cool.best/
235.38
8.108
3.9
Unattributable
59.712
12.164
0.884
Minimizes main-thread work — 0.3 s
Main-thread work timing can be lowered by reducing the time required for parsing, compiling and executing JS. Delivering smaller JS payloads may help with this.
Category Time Spent (Ms)
Style & Layout
105.824
Other
80.996
Rendering
63.524
Script Evaluation
20.272
Parse HTML & CSS
19.692
Script Parsing & Compilation
4.784
All text remains visible during webfont loads
Make use of the font-display CSS feature, which will ensure text is user-visible while webfonts are loading.
Keep request counts low and transfer sizes small — 7 requests • 20 KiB
It is advised to add a budgets.json file in order to set budgets for the quantity and size of page resources.
Resource Type Requests Transfer Size (Bytes)
Total
7
20397
Image
2
11217
Document
1
6257
Other
4
2923
Stylesheet
0
0
Media
0
0
Font
0
0
Script
0
0
Third-party
5
3735
Minimize third-party usage
It is advised to either limit, remove or delay the loading of redundant third-party code which may be significantly impacting load performance.
Lazy load third-party resources with facades
Consider replacing third-party embeds with a facade until they are required (use lazy loading).
Largest Contentful Paint element — 1 element found
The element which was identified as the Largest Contentful Paint.
Element
Avoid large layout shifts
Below is a list of all DOM elements that contribute to the CLS of the page.
Uses passive listeners to improve scrolling performance
Improve the page's scroll performance by marking touch and wheel event listeners as 'passive'.
Avoids `document.write()`
Avoid or limit the use of external scripts that are dynamically injected via 'document.write()' as users on slow connections will be delayed by tens of seconds.
Avoid long main-thread tasks — 1 long task found
Below is a list of the longest tasks on the main thread, which is useful when identifying the worst input delay contributors.
URL Start Time (Ms) Duration (Ms)
https://www.mp3cool.best/
2705
52
Avoid non-composited animations
It is recommended to avoid non-composited animations which are often janky and increase CLS.
Image elements have explicit `width` and `height`
Reduce layout shifts and improve CLS by setting explicit width and height properties on image elements.

Budgets

Performance budget
It is advised to keep the quantity and size of all network requests under the targets set by the provided performance budget.
Timing budget
It is advised to set a timing budget to monitor the performance of your site.

Metrics

First Contentful Paint — 2.8 s
The time taken for the first image or text on the page to be rendered.
Largest Contentful Paint — 3.0 s
The timing of the largest text or image that is painted.

Other

First Meaningful Paint — 2.8 s
The time taken for the primary content of the page to be rendered.

Opportunities

Avoid multiple page redirects — Potential savings of 1,890 ms
Redirects can cause additional delays before the page can begin loading. Mp3cool.net should avoid multiple or unnecessary page redirects.
URL Time Spent (Ms)
http://mp3cool.net/
630
https://mp3cool.net/
480
https://www.mp3cool.net/
780
https://www.mp3cool.best/
0

Other

First Contentful Paint (3G) — 5307 ms
The time taken for the first image or text on the page to be rendered while on a 3G network.
92

Accessibility

Indicates how accessible the page is and highlights opportunities where the page can be made more accessible to users of mp3cool.net. This includes details about various page attributes that can be optimized.

Navigation

`[accesskey]` values are unique
Access keys assist users with focusing on different parts of the page. Each access key should be unique for proper navigation.
The page contains a heading, skip link, or landmark region
It is advised to provide ways to bypass repetitive content, allowing users to navigate the page efficiently.
`[id]` attributes on active, focusable elements are unique
Ensure all focusable elements have a unique id value to allow them to be visible to users of assistive technologies, like a screen reader.
No element has a `[tabindex]` value greater than 0
Although technically valid, a tabindex value greater than 0 often creates frustrating experiences for users who rely on assistive technologies.

ARIA

`[aria-*]` attributes match their roles
Avoid mismatching 'aria-*' attributes and their 'role' value, as it invalidates the attribute.
`button`, `link`, and `menuitem` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[aria-hidden="true"]` is not present on the document `<body>`
If aria-hidden=true is set on the document body, assistive technologies, like a screen reader will work inconsistently.
`[aria-hidden="true"]` elements do not contain focusable descendents
Interactive elements within an aria-hidden=true element are unavailable to users of assistive technologies, like a screen reader.
ARIA input fields have accessible names
Generic names are announced to users of assistive technologies, like a screen reader, when an input field does not have an accessible name specified.
ARIA `meter` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
ARIA `progressbar` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[role]`s have all required `[aria-*]` attributes
Some ARIA roles have required 'aria-*' attributes, which provide essential information about state and functionality.
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
Some ARIA parent roles cannot perform their intended functions if specific child roles are not used.
`[role]`s are contained by their required parent element
Some ARIA child roles cannot perform their intended functions if specific parent roles are not used.
`[role]` values are valid
All ARIA roles require valid values to perform their intended functions.
ARIA toggle fields have accessible names
Generic names are announced to users of assistive technologies, like a screen reader, when a toggle field does not have an accessible name specified.
ARIA `tooltip` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
ARIA `treeitem` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[aria-*]` attributes have valid values
ARIA attributes cannot be interpreted with invalid values when used by screen readers and other assistive technologies.
`[aria-*]` attributes are valid and not misspelled
ARIA attributes cannot be interpreted with invalid names when used by screen readers and other assistive technologies.
ARIA IDs are unique
Ensure all ARIA ID values are unique to prevent elements from being overlooked by assistive technologies, like a screen reader.

Names and labels

Buttons have an accessible name
Buttons become unusable as they are announced simply as "button" when the button does not have an accessible name, when used by screen readers and other assistive technologies.
Document has a `<title>` element
Search engines, screen reader users and other assistive technology users rely on the title to provide an overview of the page and to help determine if the page is relevant to their search.
No form fields have multiple labels
Having multiple labels for form fields can be confusing to assistive technologies, like a screen reader.
`<frame>` or `<iframe>` elements have a title
Screen reader users and other assistive technology users rely on frame titles to describe the contents of frames.
Image elements have `[alt]` attributes
Provide short and descriptive alternative text where possible on informative elements.
`<input type="image">` elements have `[alt]` text
Input buttons with alternative text assist screen readers and other assistive technology users to understand its purpose.
Form elements have associated labels
Screen readers and other assistive technologies rely on labels to properly announce form controls.
Links have a discernible name
In order to improve the navigation for screen reader and other assistive technology users, use link text that is unique, focusable and discernible.
`<object>` elements have `[alt]` text
It is advised that alt text is used on '<object>' elements in order to provide meaning to screen reader and other assistive technology users, as these technologies are unable to translate non-text content.

Tables and lists

`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Screen readers and other assistive technologies may produce poor and inaccurate output when definition lists are not properly marked up.
Definition list items are wrapped in `<dl>` elements
In order for screen readers and other assistive technologies to properly announce definition list items ('<dt>' and '<dd>'), they must be wrapped in parent a '<dl>' element.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Use proper list structure to aid screen readers and other assistive technologies.
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
In order for screen readers to announce list items, ensure that list items ('<li>') are contained within parent '<ul>' or '<ol>' tags.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
Screen readers and other assistive technologies have features to make navigating tables easier. Ensure that '<td>' cells using the headers attribute only refer to other cells in the same table, to improve screen reader user experience.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
Screen readers and other assistive technologies have features to make navigating tables easier. Ensure that table headers refer to some set of cells, to improve screen reader user experience.

Internationalization and localization

`<html>` element has a `[lang]` attribute
It is advised to provide a lang attribute so that screen readers and other assistive technologies are guaranteed to announce the page's text correctly. When not provided, the user's default language setting will be used which may cause inaccuracies.
`<html>` element has a valid value for its `[lang]` attribute
Specify a valid BCP 47 language in order to help screen readers and other assistive technologies announce text properly.
`[lang]` attributes have a valid value
Specify a valid BCP 47 language on elements in order to help screen readers and other assistive technologies announce text properly.

Best practices

The document does not use `<meta http-equiv="refresh">`
Pages that refresh automatically cause a poor user experience as focus is directed back to the top of the page unexpectedly.
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
For users with low vision who rely on screen magnification, ensure that zooming is not disabled.

Audio and video

`<video>` elements contain a `<track>` element with `[kind="captions"]`
Mp3cool.net may provide assistance to deaf or hearing-impaired users with captions on videos.

Contrast

Background and foreground colors do not have a sufficient contrast ratio.
Many (if not most) users find low-contrast text difficult or impossible to read.
Failing Elements

Navigation

Heading elements are not in a sequentially-descending order
Properly order all headers and do not skip heading levels to better the navigation and readability for users of assistive technologies, like a screen reader.
Failing Elements

Manual Checks

The page has a logical tab order
The visual layout should be logical in its tab order and users cannot focus elements that are offscreen.
Interactive controls are keyboard focusable
Ensure that custom interactive controls are keyboard focusable and that a focus indicator is displayed.
Interactive elements indicate their purpose and state
Ensure that interactive elements (such as links and buttons) are distinguishable from non-interactive elements and that they indicate their state.
The user's focus is directed to new content added to the page
When new content (such as a dialogue) is added to the page, the user's focus should be directed to it.
User focus is not accidentally trapped in a region
Avoid focus being accidentally trapped when a user tabs in and out of controls or regions on page.
Custom controls have associated labels
Ensure that custom interactive controls have associated labels, which are provided by aria-label and aria-labelledby attributes.
Custom controls have ARIA roles
Ensure that all custom interactive controls have appropriate ARIA roles.
Visual order on the page follows DOM order
Ensure that the DOM order matches with the page's visual order, in order to improve navigation for screen readers and other assistive technologies.
Offscreen content is hidden from assistive technology
Ensure that offscreen content is hidden through the use of "display:none" styling or the aria-hidden attribute.
HTML5 landmark elements are used to improve navigation
Elements such as <main> and <nav> are recommended as they are used by screen readers and other assistive technologies to improve keyboard navigation.
93

Best Practices

Indicates the recommended, best practices currently in place on the page and highlights the best practices that mp3cool.net should incorporate. This includes practices such as protecting pages with HTTPS.

Audits

Links to cross-origin destinations are safe
Improve performance and prevent security vulnerabilities by adding rel="noopener" and rel="noreferrer" to external links.
Avoids requesting the geolocation permission on page load
When requesting a user's location, provide context or consider tying the request to a user action to avoid confusion and mistrust from users.
Avoids requesting the notification permission on page load
When requesting permission to send notifications, provide context or consider tying the request to a user action to avoid confusion and mistrust from users.
Avoids front-end JavaScript libraries with known security vulnerabilities
Ensure that the use of third-party scripts is minimal and that only trusted third-party scripts are used as some may contain known security vulnerabilities which may be exploited by attackers.
Ensure CSP is effective against XSS attacks
Significantly reduce the risk of cross-site scripting attacks (XSS) by ensuring you have a strong Content Security Policy (CSP).
Description Directive Severity
No CSP found in enforcement mode
High

Audits

Allows users to paste into password fields
Ensure that password inputs may be pasted into to aid in the user's ability to use password managers and improve security.
Displays images with correct aspect ratio
Ensure that image display dimensions match their natural aspect ratio.
Serves images with appropriate resolution
For maximum image clarity, ensure images have natural dimensions and are proportional to the display size and pixel ratio.
Fonts with `font-display: optional` are preloaded
It is recommended that optional fonts are preloaded.

Audits

Page has the HTML doctype
Ensure a doctype is specified to prevent the browser from switching to quirks-mode.
Properly defines charset
It is advised to declare a character encoding, optionally via a <meta> tag in the first 1024 bytes of the HTML or in the Content-Type HTTP response header.

Audits

Avoids `unload` event listeners
The 'unload' event does not fire reliably, causing issues with browser optimizations such as the Back-Forward Cache. It is recommended that 'pagehide' or 'visibilitychange' events are used instead.
Avoids Application Cache
Application cache is deprecated and is no longer recommended.
Detected JavaScript libraries
Below is a list of all front-end JavaScript libraries that were detected on the page.
Avoids deprecated APIs
Avoid deprecated APIs which will eventually be removed the browser.
No browser errors logged to the console
Below is a list of all errors logged to the console, which indicate unresolved problems on the site.
Page has valid source maps
Consider deploying source maps for added benefits such as the ability to debug while in production.
No issues in the `Issues` panel in Chrome Devtools
There may be unresolved issues logged to Chrome Devtools.

Audits

Does not use HTTPS — 1 insecure request found
Ensure that all pages are protected with HTTPS (including those that do not handle sensitive data) as HTTPS prevents tampering and passive listening on communications between the app and its users. Additionally, HTTPS is a prerequisite for HTTP/2 and many new web platform APIs.
Insecure URL Request Resolution
http://mp3cool.net/
Allowed
93

SEO

Indicates how well the page is optimized for ranking in search engines and highlights Search Engine Optimization (SEO) opportunities for mp3cool.net. This includes optimizations such as providing meta data.

Mobile Friendly

Has a `<meta name="viewport">` tag with `width` or `initial-scale`
It is advised to use a '<meta name="viewport">' tag for the optimization of mp3cool.net on mobile screens.
Document uses legible font sizes — 100% legible text
Font sizes of 12px or less are too small to most mobile users without user gestures and further action. Aim for more than 60% of page text to use font sizes greater than 12px.
Source Selector % of Page Text Font Size
100.00%
≥ 12px
Tap targets are sized appropriately — 100% appropriately sized tap targets
Interactive elements (such as buttons and links) should be appropriately spaced, sized and easy enough to select or tap with regard to their surrounding elements.

Content Best Practices

Document has a `<title>` element
Search engines, screen reader users and other assistive technology users rely on the title to provide an overview of the page and to help determine if the page is relevant to their search.
Document has a meta description
Meta descriptions may be used by search engines when displaying a link to the page and should concisely summarize the page's content.
Links have descriptive text
Make use of descriptive link text to assist search engines in understanding the content.
Image elements have `[alt]` attributes
Provide short and descriptive alternative text where possible on informative elements.
Document has a valid `hreflang`
Search engines can be instructed to list specific versions of a page for a given language or region through the use of hreflang links.
Document has a valid `rel=canonical`
Search engines can be suggested which URL should be shown in search results through the use of canonical links.
Document avoids plugins
The content of plugins cannot be indexed by search engines and many devices either restrict or do not support them.

Crawling and Indexing

Page has successful HTTP status code
Avoid pages with unsuccessful HTTP status codes as they may not be indexed by search engines.
Links are crawlable
Ensure that the 'href' attribute of anchor elements links to the appropriate destination. This allows for more pages of the site to be discovered by search engines.
robots.txt is valid
Malformed robots.txt files prevent crawlers from understanding how a site wants to be crawled or indexed, which can be devastating to SEO.

Crawling and Indexing

Page is blocked from indexing
Pages that cannot be crawled by search engines cannot be indexed or included in their search results. Ensure that search engines have permission to crawl all pages that should be indexed.
Blocking Directive Source

Manual Checks

Structured data is valid
Structured data can be validated through the use of the Structured Data Testing Tool and the Structured Data Linter.
50

Progressive Web App

Indicates how valid the aspects of a Progressive Web App (PWA) are for the page and highlights opportunities to enable/improve the PWA of mp3cool.net. This includes details about web app manifests.

PWA Optimized

Redirects HTTP traffic to HTTPS
It is advised to redirect all HTTP traffic to HTTPS, in order to enable secure web features for all users.
Content is sized correctly for the viewport
Ensure that the width of the app's content matches the width of the viewport, otherwise the app might not be optimized for mobile screens.
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
It is advised to use a '<meta name="viewport">' tag for the optimization of mp3cool.net on mobile screens.
Provides a valid `apple-touch-icon`
iOS users of Progressive Web Apps will benefit from an apple touch icon, which can be defined with 'apple-touch-icon', which must point to a non-transparent 192px (or 180px) square PNG.

Installable

Web app manifest or service worker do not meet the installability requirements — 1 reason
User engagement may be increased by leveraging the browsers ability to proactively prompt users to add the app to their homescreen.
Failure reason
No manifest was fetched

PWA Optimized

Does not register a service worker that controls page and `start_url`
A service worker is used to provide Progressive Web Apps the use of features such as working offline, the ability for the app to be added to the homescreen as well as push notifications.
Is not configured for a custom splash screen
Themed splash screens ensure a high-quality user experience at launch for app users.
View Data
Does not set a theme color for the address bar.
A theme may be applied to the browser address bar, which ideally can be made to match the site.
View Data
Manifest doesn't have a maskable icon
Maskable icons are great to ensure that images fill the entire shape when installing the app on a device.

Manual Checks

Site works cross-browser
Ensure that the Progressive Web App works correctly across every major browser.
Page transitions don't feel like they block on the network
Users perceive apps with responsive, snappy transitions as higher peforming and ensures a great user experience, even on a slow network.
Each page has a URL
Ensure that all pages are deep linkable via URL. They should also be unique for the purpose of shareability on social media.
Hosting

Server Location

Server IP Address: 172.67.217.34
Continent:
Country:
Region:
City:
Longitude:
Latitude:
Currencies:
Languages:

Web Hosting Provider

Name IP Address
Cloudflare, Inc.
Registration

Domain Registrant

Private Registration: Yes
Name: Redacted for privacy
Organization: Redacted for privacy
Country: CN
City: Redacted for privacy
State: ZHEJIANG
Post Code: Redacted for privacy
Email:
Phone: Redacted for privacy
Note: Registration information is derived from various sources and may be inaccurate.

Domain Registrar

Name IP Address
Gname.com Pte. Ltd. 172.64.150.6
Security

Visitor Safety

Mature Content: Not Likely
McAfee WebAdvisor Rating: Unknown
WOT Rating:
WOT Trustworthiness: 67/100
WOT Child Safety: 65/100
Note: Safety information is not guaranteed.

SSL/TLS Certificate

Issued To: mp3cool.net
Issued By: WE1
Valid From: 21st September, 2024
Valid To: 20th December, 2024
Subject: CN = mp3cool.net
Hash: dcfaf870
Issuer: CN = WE1
O = Google Trust Services
S = US
Version: 2
Serial Number: 0xDA660211CA245E09119672C8FE9A9822
Serial Number (Hex): DA660211CA245E09119672C8FE9A9822
Valid From: 21st September, 2024
Valid To: 20th December, 2024
Signature Algorithm (Short Name): ecdsa-with-SHA256
Signature Algorithm (Long Name): ecdsa-with-SHA256
Authority Key Identifier: keyid:90:77:92:35:67:C4:FF:A8:CC:A9:E6:7B:D9:80:79:7B:CC:93:F9:38
Extended Key Usage: TLS Web Server Authentication
CRL Distribution Points:
Full Name:
URI:http://c.pki.goog/we1/HwtnZoT0RaI.crl

Certificate Policies: Policy: 2.23.140.1.2.1

Authority Information Access: OCSP - URI:http://o.pki.goog/s/we1/2mY
CA Issuers - URI:http://i.pki.goog/we1.crt

SCT List: Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 76:FF:88:3F:0A:B6:FB:95:51:C2:61:CC:F5:87:BA:34:
B4:A4:CD:BB:29:DC:68:42:0A:9F:E6:67:4C:5A:3A:74
Timestamp : Sep 22 00:36:33.216 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:9D:21:FD:56:D8:D0:60:38:1C:D7:1D:
3A:36:17:BE:F3:FC:19:44:34:B0:04:0E:FA:FA:B2:86:
B7:D5:EB:71:C3:02:20:11:87:7B:B2:8B:F8:A4:82:93:
88:76:0C:F4:B1:B5:1E:05:99:24:49:52:D7:82:56:DE:
3C:4A:14:A9:05:D0:70
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : DA:B6:BF:6B:3F:B5:B6:22:9F:9B:C2:BB:5C:6B:E8:70:
91:71:6C:BB:51:84:85:34:BD:A4:3D:30:48:D7:FB:AB
Timestamp : Sep 22 00:36:34.236 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B3:95:63:87:B3:3B:9F:8E:12:69:7D:
4F:C7:ED:06:F4:E4:A5:3B:C4:20:D3:2C:B3:F9:AA:D4:
1B:5C:57:F4:8E:02:21:00:A7:04:9A:27:4A:1B:99:34:
65:EC:89:6F:DC:1D:31:B7:DB:90:5B:4E:A5:4A:30:2E:
81:2C:6C:0B:47:4B:C2:32
Key Usage: Digital Signature
Basic Constraints: CA:FALSE
Subject Alternative Name: DNS:*.mp3cool.net
DNS:mp3cool.net
Technical

DNS Lookup

HTTP Response Headers

HTTP-Code: HTTP/2 400
date: 18th June, 2024
content-type: text/html; charset=utf-8
server: cloudflare
cf-cache-status: DYNAMIC
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=peCd%2BnjX1SspiAb9Q9vQ%2Brg27UK6QycqGFNIYwk0pqgrYFYa4QiBeUBoyBqMrbKutB2b%2FShoS4y3vU6sWr%2FIVLCpzERB%2B%2BOU9L%2BhhvbmFW7MWZo0dVqhMJahj954MQ%3D%3D"}],"group":"cf-nel","max_age":604800}
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray: 895863911a8f0778-IAD
alt-svc: h3=":443"; ma=86400

Whois Lookup

Created: 9th November, 2020
Changed: 28th September, 2024
Expires: 9th November, 2024
Registrar: Gname.com Pte. Ltd.
Status: clientTransferProhibited
Nameservers: celeste.ns.cloudflare.com
keaton.ns.cloudflare.com
Owner Name: Redacted for privacy
Owner Organization: Redacted for privacy
Owner Street: Redacted for privacy
Owner Post Code: Redacted for privacy
Owner City: Redacted for privacy
Owner State: ZHEJIANG
Owner Country: CN
Owner Phone: Redacted for privacy
Owner Email: https://rdap.gname.com/extra/contact?type=registrant&domain=MP3COOL.NET
Admin Name: Redacted for privacy
Admin Organization: Redacted for privacy
Admin Street: Redacted for privacy
Admin Post Code: Redacted for privacy
Admin City: Redacted for privacy
Admin State: Redacted for privacy
Admin Country: Redacted for privacy
Admin Phone: Redacted for privacy
Admin Email: https://rdap.gname.com/extra/contact?type=admin&domain=MP3COOL.NET
Tech Name: Redacted for privacy
Tech Organization: Redacted for privacy
Tech Street: Redacted for privacy
Tech Post Code: Redacted for privacy
Tech City: Redacted for privacy
Tech State: Redacted for privacy
Tech Country: Redacted for privacy
Tech Phone: Redacted for privacy
Tech Email: https://rdap.gname.com/extra/contact?type=technical&domain=MP3COOL.NET
Full Whois: Domain Name: MP3COOL.NET
Registry Domain ID: 2571385073_DOMAIN_NET-VRSN
Registrar WHOIS Server: whois.gname.com
Registrar URL: www.gname.com
Updated Date: 2024-09-28T12:58:45Z
Creation Date: 2020-11-09T21:32:25Z
Registrar Registration Expiration Date: 2024-11-09T21:32:25Z
Registrar: Gname.com Pte. Ltd.
Registrar IANA ID: 1923
Reseller:
Registrar Abuse Contact Email: complaint@gname.com
Registrar Abuse Contact Phone: +65.31581931
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: Redacted for privacy
Registrant Name: Redacted for privacy
Registrant Organization: Redacted for privacy
Registrant Street: Redacted for privacy
Registrant City: Redacted for privacy
Registrant State/Province: ZHEJIANG
Registrant Postal Code: Redacted for privacy
Registrant Country: CN
Registrant Phone: Redacted for privacy
Registrant Fax: Redacted for privacy
Registrant Email: https://rdap.gname.com/extra/contact?type=registrant&domain=MP3COOL.NET
Admin Name: Redacted for privacy
Admin Organization: Redacted for privacy
Admin Street: Redacted for privacy
Admin City: Redacted for privacy
Admin State/Province: Redacted for privacy
Admin Postal Code: Redacted for privacy
Admin Country: Redacted for privacy
Admin Phone: Redacted for privacy
Admin Fax: Redacted for privacy
Admin Email: https://rdap.gname.com/extra/contact?type=admin&domain=MP3COOL.NET
Tech Name: Redacted for privacy
Tech Organization: Redacted for privacy
Tech Street: Redacted for privacy
Tech City: Redacted for privacy
Tech State/Province: Redacted for privacy
Tech Postal Code: Redacted for privacy
Tech Country: Redacted for privacy
Tech Phone: Redacted for privacy
Tech Fax: Redacted for privacy
Tech Email: https://rdap.gname.com/extra/contact?type=technical&domain=MP3COOL.NET
Name Server: CELESTE.NS.CLOUDFLARE.COM
Name Server: KEATON.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-28T12:58:45Z <<<

For more information on Whois status codes, please visit https://icann.org/epp

Nameservers

Name IP Address
celeste.ns.cloudflare.com 162.159.38.7
keaton.ns.cloudflare.com 162.159.44.181
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