Report Summary

  • 53

    Performance

    Renders faster than
    71% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

4t252.kul.vn

CMN Online - Công ty Cổ phần trực tuyến

Page Load Speed

10.7 sec in total

First Response

306 ms

Resources Loaded

10 sec

Page Rendered

426 ms

4t252.kul.vn screenshot

About Website

Click here to check amazing 4 T 252 Kul content for Vietnam. Otherwise, check out these important facts you probably never knew about 4t252.kul.vn

CMN Online ra đời vào ngày 22/5/2012, là công ty trẻ đầy tiềm năng hoạt động trong lĩnh vực cung cấp dịch vụ giá trị gia tăng (VAS) trên Internet, bao gồm: Game Online, SMS, ePayment, eCommerce, Mobil...

Visit 4t252.kul.vn

Key Findings

We analyzed 4t252.kul.vn page load time and found that the first response time was 306 ms and then it took 10.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

4t252.kul.vn performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value5.8 s

66/100

10%

Network Requests Diagram

trang-chu.html

306 ms

bjqs.css

861 ms

editor_ext.css

879 ms

style_tet2016.css

873 ms

jquery.fancybox.2.1.5.css

866 ms

Our browser made a total of 157 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original 4t252.kul.vn, 40% (63 requests) were made to St2.kul.vn and 18% (28 requests) were made to St1.kul.vn. The less responsive or slowest element that took the longest time to load (5.4 sec) relates to the external source St2.kul.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 894.9 kB (17%)

Content Size

5.1 MB

After Optimization

4.3 MB

In fact, the total size of 4t252.kul.vn main page is 5.1 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. 70% of websites need less resources to load. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 43.6 kB

  • Original 53.4 kB
  • After minification 38.8 kB
  • After compression 9.8 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 14.7 kB, which is 27% 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 43.6 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 194.9 kB

  • Original 4.2 MB
  • After minification 4.0 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. 4 T 252 Kul images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 360.6 kB

  • Original 565.7 kB
  • After minification 516.9 kB
  • After compression 205.1 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 360.6 kB or 64% of the original size.

CSS Optimization

-83%

Potential reduce by 295.7 kB

  • Original 354.8 kB
  • After minification 329.4 kB
  • After compression 59.1 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. 4t252.kul.vn needs all CSS files to be minified and compressed as it can save up to 295.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (41%)

Requests Now

129

After Optimization

76

The browser has sent 129 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4 T 252 Kul. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

4t252.kul.vn accessibility score

86

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

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

Best Practices

4t252.kul.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

SEO Factors

4t252.kul.vn SEO score

100

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4t252.kul.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it does not match the claimed English language. Our system also found out that 4t252.kul.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

Open Graph data is detected on the main page of 4 T 252 Kul. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: