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nhaccho.chacha.vn screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    73% of other websites

  • 44

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 38

    SEO

    Google-friendlier than
    18% of websites

nhaccho.chacha.vn

Trang nhac chuong nhac cho hang dau VietNam

Page Load Speed

25.9 sec in total

First Response

1.2 sec

Resources Loaded

24 sec

Page Rendered

675 ms

nhaccho.chacha.vn screenshot

About Website

Welcome to nhaccho.chacha.vn homepage info - get ready to check Nhac Cho Chacha best content for Vietnam right away, or after learning these important things about nhaccho.chacha.vn

Visit nhaccho.chacha.vn

Key Findings

We analyzed Nhaccho.chacha.vn page load time and found that the first response time was 1.2 sec and then it took 24.6 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 5 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

nhaccho.chacha.vn performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value8.5 s

17/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value6.0 s

64/100

10%

Network Requests Diagram

nhaccho.chacha.vn

1229 ms

structure.css

987 ms

audioplayer.css

983 ms

jquery-ui.css

980 ms

jquery-1.7.1.min.js

1601 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 56% of them (28 requests) were addressed to the original Nhaccho.chacha.vn, 24% (12 requests) were made to S2.chacha.vn and 10% (5 requests) were made to 0. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source .

Page Optimization Overview & Recommendations

Page size can be reduced by 464.1 kB (41%)

Content Size

1.1 MB

After Optimization

660.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nhaccho.chacha.vn main page is 1.1 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. 25% of websites need less resources to load. Images take 564.2 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 61.9 kB

  • Original 67.3 kB
  • After minification 45.5 kB
  • After compression 5.4 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. This page needs HTML code to be minified as it can gain 21.8 kB, which is 32% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 61.9 kB or 92% of the original size.

Image Optimization

-8%

Potential reduce by 45.1 kB

  • Original 564.2 kB
  • After minification 519.1 kB

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. Nhac Cho Chacha images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 264.0 kB

  • Original 383.2 kB
  • After minification 375.8 kB
  • After compression 119.3 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 264.0 kB or 69% of the original size.

CSS Optimization

-85%

Potential reduce by 93.1 kB

  • Original 109.4 kB
  • After minification 81.3 kB
  • After compression 16.4 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. Nhaccho.chacha.vn needs all CSS files to be minified and compressed as it can save up to 93.1 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (44%)

Requests Now

43

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nhac Cho Chacha. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nhaccho.chacha.vn

nhaccho.chacha.vn

1229 ms

structure.css

structure.css

987 ms

audioplayer.css

audioplayer.css

983 ms

jquery-ui.css

jquery-ui.css

980 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

1601 ms

dialog.css

dialog.css

629 ms

common.js

common.js

988 ms

audioplayer.js

audioplayer.js

1562 ms

jquery-ui.min.js

jquery-ui.min.js

2546 ms

ringtunes_player.js

ringtunes_player.js

1271 ms

main.js

main.js

1272 ms

swfobject_1.js

swfobject_1.js

1566 ms

loadAdv.js

loadAdv.js

1570 ms

dialog.css

dialog.css

1584 ms

ga.js

ga.js

150 ms

bg.gif

bg.gif

781 ms

get_flash_player.gif

get_flash_player.gif

130 ms

223.jpg

223.jpg

750 ms

banner

banner

332 ms

icon_float_help.gif

icon_float_help.gif

311 ms

button_icon.png

button_icon.png

1016 ms

toplink-right-bg.png

toplink-right-bg.png

320 ms

toplink-bg.jpg

toplink-bg.jpg

621 ms

toplink-left-bg.png

toplink-left-bg.png

310 ms

header_chacha_logo.png

header_chacha_logo.png

901 ms

left_menu_bg.png

left_menu_bg.png

603 ms

mid_content_left_menu_bg.png

mid_content_left_menu_bg.png

691 ms

mid_content_menu_mid_bg.png

mid_content_menu_mid_bg.png

695 ms

mid_content_right_menu_bg.png

mid_content_right_menu_bg.png

896 ms

right_menu_bg.png

right_menu_bg.png

913 ms

right_syntax_menu_bg.png

right_syntax_menu_bg.png

1003 ms

button-active-bg.jpg

button-active-bg.jpg

1639 ms

22611.jpg

22611.jpg

619 ms

1021.jpg

1021.jpg

616 ms

25653.jpg

25653.jpg

625 ms

18318.jpg

18318.jpg

858 ms

130283.jpg

130283.jpg

1250 ms

7959.jpg

7959.jpg

2487 ms

129631.jpg

129631.jpg

2459 ms

0.jpg

0.jpg

1847 ms

29267.jpg

29267.jpg

2464 ms

254.jpg

254.jpg

1473 ms

144121.jpg

144121.jpg

3117 ms

__utm.gif

__utm.gif

54 ms

collect

collect

162 ms

103.gif

103.gif

20004 ms

61.gif

61.gif

19998 ms

319.gif

319.gif

19997 ms

303.gif

303.gif

19998 ms

301.gif

301.gif

19997 ms

Accessibility Review

nhaccho.chacha.vn accessibility score

44

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

High

<object> elements do not have alternate text

Best Practices

nhaccho.chacha.vn best practices score

58

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

SEO Factors

nhaccho.chacha.vn SEO score

38

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

High

robots.txt is not valid

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Document uses plugins

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nhaccho.chacha.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Nhaccho.chacha.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

nhaccho.chacha.vn

Open Graph description is not detected on the main page of Nhac Cho Chacha. 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: