Report Summary

  • 23

    Performance

    Renders faster than
    42% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

tuanvn.net

The Game - The internet - The Viettel - Dich Vu Đien Hoa - ĐTDĐ - Tu Van Chuyen Tien Nho Le Ve Viet Nam ...

Page Load Speed

9 sec in total

First Response

787 ms

Resources Loaded

7.9 sec

Page Rendered

293 ms

tuanvn.net screenshot

About Website

Welcome to tuanvn.net homepage info - get ready to check Tu Anvn best content right away, or after learning these important things about tuanvn.net

Mobile Topup, Game cards, The dien thoai, The game, Tai khoan truc tuyen, Nạp thẻ gọi internet, VOIP TOPUP

Visit tuanvn.net

Key Findings

We analyzed Tuanvn.net page load time and found that the first response time was 787 ms and then it took 8.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

tuanvn.net performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value16.6 s

0/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value910 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.163

72/100

15%

TTI (Time to Interactive)

Value12.3 s

15/100

10%

Network Requests Diagram

787 ms

stylesheet.css

265 ms

ui.all.css

495 ms

jquery-1.3.2.min.js

755 ms

thickbox-compressed.js

510 ms

Our browser made a total of 108 requests to load all elements on the main page. We found that 79% of them (85 requests) were addressed to the original Tuanvn.net, 8% (9 requests) were made to Stc.id.nixcdn.com and 4% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Tuanvn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 894.4 kB (49%)

Content Size

1.8 MB

After Optimization

928.2 kB

In fact, the total size of Tuanvn.net main page is 1.8 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. 45% of websites need less resources to load. Images take 874.3 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 79.6 kB

  • Original 90.3 kB
  • After minification 83.0 kB
  • After compression 10.7 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 79.6 kB or 88% of the original size.

Image Optimization

-19%

Potential reduce by 162.8 kB

  • Original 874.3 kB
  • After minification 711.4 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. Obviously, Tu Anvn needs image optimization as it can save up to 162.8 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 354.3 kB

  • Original 517.3 kB
  • After minification 516.4 kB
  • After compression 162.9 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 354.3 kB or 69% of the original size.

CSS Optimization

-87%

Potential reduce by 297.6 kB

  • Original 340.8 kB
  • After minification 300.6 kB
  • After compression 43.2 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. Tuanvn.net needs all CSS files to be minified and compressed as it can save up to 297.6 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (39%)

Requests Now

98

After Optimization

60

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tu Anvn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tuanvn.net accessibility score

63

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

tuanvn.net 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

tuanvn.net SEO score

58

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

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

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 Tuanvn.net 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 Tuanvn.net 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 description is not detected on the main page of Tu Anvn. 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: