Tools & Wizards About Us
mp3.zing.vn screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    46% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

mp3.zing.vn

Zing MP3 | Nghe tải nhạc chất lượng cao trên desktop, mobile và TV

Page Load Speed

8.3 sec in total

First Response

1 sec

Resources Loaded

6.8 sec

Page Rendered

499 ms

mp3.zing.vn screenshot

About Website

Click here to check amazing MP3 Zing content for Vietnam. Otherwise, check out these important facts you probably never knew about mp3.zing.vn

Dịch vụ nhạc số với hàng triệu bài hát và MV có bản quyền chất lượng cao, giúp bạn nghe nhạc, tải nhạc, upload và đồng bộ kho nhạc của tôi trên nhiều thiết bị.

Visit mp3.zing.vn

Key Findings

We analyzed Mp3.zing.vn page load time and found that the first response time was 1 sec and then it took 7.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

mp3.zing.vn performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.3 s

0/100

25%

SI (Speed Index)

Value13.7 s

2/100

10%

TBT (Total Blocking Time)

Value710 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0.111

87/100

15%

TTI (Time to Interactive)

Value26.8 s

0/100

10%

Network Requests Diagram

mp3.zing.vn

1017 ms

style-7.0.css

830 ms

jquery-2.1.0.min.js

827 ms

jquery.mousewheel.min.js

806 ms

jquery.cookie.js

824 ms

Our browser made a total of 167 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Mp3.zing.vn, 44% (74 requests) were made to Image.mp3.zdn.vn and 25% (41 requests) were made to Static.mp3.zdn.vn. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Img.v3.news.zdn.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 975.1 kB (27%)

Content Size

3.6 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mp3.zing.vn main page is 3.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 165.9 kB

  • Original 206.7 kB
  • After minification 206.0 kB
  • After compression 40.7 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 165.9 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 140.3 kB

  • Original 2.5 MB
  • After minification 2.3 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. MP3 Zing images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 442.9 kB

  • Original 627.1 kB
  • After minification 578.3 kB
  • After compression 184.2 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 442.9 kB or 71% of the original size.

CSS Optimization

-86%

Potential reduce by 226.0 kB

  • Original 262.5 kB
  • After minification 202.3 kB
  • After compression 36.5 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Mp3.zing.vn needs all CSS files to be minified and compressed as it can save up to 226.0 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (26%)

Requests Now

152

After Optimization

113

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 152 CSS, Javascripts, AJAX and image requests in order to completely render the main page of MP3 Zing. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

mp3.zing.vn

mp3.zing.vn

1017 ms

style-7.0.css

style-7.0.css

830 ms

jquery-2.1.0.min.js

jquery-2.1.0.min.js

827 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

806 ms

jquery.cookie.js

jquery.cookie.js

824 ms

slick.css

slick.css

821 ms

adtima_ads_zingmp3.1.js

adtima_ads_zingmp3.1.js

1780 ms

slick.min.js

slick.min.js

572 ms

zmp3.common-8.2.min.js

zmp3.common-8.2.min.js

650 ms

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617 ms

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625 ms

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21 ms

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37 ms

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Accessibility Review

mp3.zing.vn accessibility score

73

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

mp3.zing.vn best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

mp3.zing.vn SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mp3.zing.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Mp3.zing.vn main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

mp3.zing.vn

Open Graph description is not detected on the main page of MP3 Zing. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: