Tools & Wizards About Us
zingmp3.vn screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

zingmp3.vn

Zing MP3 - Nghe nhạc mới, HOT nhất và tải nhạc miễn phí

Page Load Speed

7 sec in total

First Response

755 ms

Resources Loaded

6.1 sec

Page Rendered

90 ms

zingmp3.vn screenshot

About Website

Welcome to zingmp3.vn homepage info - get ready to check Zing MP3 best content for Vietnam right away, or after learning these important things about zingmp3.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 zingmp3.vn

Key Findings

We analyzed Zingmp3.vn page load time and found that the first response time was 755 ms and then it took 6.2 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

zingmp3.vn performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value19.5 s

0/100

25%

SI (Speed Index)

Value22.6 s

0/100

10%

TBT (Total Blocking Time)

Value1,460 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.106

88/100

15%

TTI (Time to Interactive)

Value23.8 s

1/100

10%

Network Requests Diagram

zingmp3.vn

755 ms

zingmp3.vn

1062 ms

css2

34 ms

main.min.css

1754 ms

gpt.js

38 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that 13% of them (2 requests) were addressed to the original Zingmp3.vn, 13% (2 requests) were made to Zjs.zmdcdn.me and 13% (2 requests) were made to Adtima-static.zascdn.me. The less responsive or slowest element that took the longest time to load (3.4 sec) relates to the external source Zjs.zmdcdn.me.

Page Optimization Overview & Recommendations

Page size can be reduced by 79.4 kB (46%)

Content Size

174.2 kB

After Optimization

94.8 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Zingmp3.vn main page is 174.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Javascripts take 116.9 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 8.8 kB

  • Original 12.7 kB
  • After minification 12.4 kB
  • After compression 3.9 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 8.8 kB or 70% of the original size.

JavaScript Optimization

-60%

Potential reduce by 70.6 kB

  • Original 116.9 kB
  • After minification 116.9 kB
  • After compression 46.3 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 70.6 kB or 60% of the original size.

CSS Optimization

-0%

Potential reduce by 20 B

  • Original 44.6 kB
  • After minification 44.6 kB
  • After compression 44.6 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. Zingmp3.vn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (64%)

Requests Now

14

After Optimization

5

  • AJAX
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zing MP3. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

zingmp3.vn

zingmp3.vn

755 ms

zingmp3.vn

zingmp3.vn

1062 ms

css2

css2

34 ms

main.min.css

main.min.css

1754 ms

gpt.js

gpt.js

38 ms

za.js

za.js

1279 ms

sdk.js

sdk.js

1409 ms

session-sdk.min.js

session-sdk.min.js

1595 ms

main.min.js

main.min.js

3401 ms

web-v6.220622.1.js

web-v6.220622.1.js

1247 ms

pubads_impl_2022092101.js

pubads_impl_2022092101.js

28 ms

ppub_config

ppub_config

79 ms

fbevents.js

fbevents.js

46 ms

t

t

1790 ms

676170256203936

676170256203936

5 ms

adr.220622.1749.js

adr.220622.1749.js

715 ms

Accessibility Review

zingmp3.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

zingmp3.vn best practices score

75

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

Missing source maps for large first-party JavaScript

SEO Factors

zingmp3.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 Zingmp3.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 Zingmp3.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

zingmp3.vn

Open Graph data is detected on the main page of Zing MP3. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: