Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

Page Load Speed

36.6 sec in total

First Response

1.2 sec

Resources Loaded

34.4 sec

Page Rendered

1 sec

tgvn.com.vn screenshot

About Website

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

Thế giới & Việt Nam

Visit tgvn.com.vn

Key Findings

We analyzed Tgvn.com.vn page load time and found that the first response time was 1.2 sec and then it took 35.4 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 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

tgvn.com.vn performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value3,640 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.589

11/100

15%

TTI (Time to Interactive)

Value16.9 s

5/100

10%

Network Requests Diagram

tgvn.com.vn

1159 ms

mastercms-desktop.css

1152 ms

bootstrap.css

1634 ms

animate.min.css

1757 ms

jquery.mCustomScrollbar.css

471 ms

Our browser made a total of 144 requests to load all elements on the main page. We found that 96% of them (138 requests) were addressed to the original Tgvn.com.vn, 1% (2 requests) were made to Google-analytics.com and 1% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Tgvn.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (9%)

Content Size

11.4 MB

After Optimization

10.4 MB

In fact, the total size of Tgvn.com.vn main page is 11.4 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. 55% of websites need less resources to load. Images take 10.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 169.7 kB

  • Original 194.7 kB
  • After minification 126.2 kB
  • After compression 25.1 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 68.6 kB, which is 35% 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 169.7 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 127.1 kB

  • Original 10.2 MB
  • After minification 10.1 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. Tgvn images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 496.5 kB

  • Original 684.8 kB
  • After minification 632.4 kB
  • After compression 188.3 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 496.5 kB or 73% of the original size.

CSS Optimization

-86%

Potential reduce by 270.3 kB

  • Original 314.7 kB
  • After minification 275.6 kB
  • After compression 44.4 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. Tgvn.com.vn needs all CSS files to be minified and compressed as it can save up to 270.3 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (10%)

Requests Now

140

After Optimization

126

The browser has sent 140 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tgvn. 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 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tgvn.com.vn accessibility score

83

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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.

Best Practices

tgvn.com.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

tgvn.com.vn SEO score

91

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

    N/A

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tgvn.com.vn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Vietnamese. Our system also found out that Tgvn.com.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 Tgvn. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: