Tools & Wizards About Us

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

thongtincongnghe.com

Thông tin công nghệ

Page Load Speed

4.2 sec in total

First Response

102 ms

Resources Loaded

3.7 sec

Page Rendered

466 ms

About Website

Click here to check amazing Thong Tin Congnghe content for Vietnam. Otherwise, check out these important facts you probably never knew about thongtincongnghe.com

Thông Tin Công Nghệ - tin tức mới nhất về khoa học và công nghệ.

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Key Findings

We analyzed Thongtincongnghe.com page load time and found that the first response time was 102 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

thongtincongnghe.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value2,300 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.048

99/100

15%

TTI (Time to Interactive)

Value10.5 s

23/100

10%

Network Requests Diagram

thongtincongnghe.com

102 ms

css_2a8db098dc1f5704071eb74c93dd789e_0.css

1327 ms

styles.css

1636 ms

require.js

1370 ms

js_7bf5029a56d5eb6f00427a03571b670f_1.js

1658 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Thongtincongnghe.com, 57% (31 requests) were made to Vtcdn.com and 11% (6 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Vtcdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 554.5 kB (55%)

Content Size

1.0 MB

After Optimization

460.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Thongtincongnghe.com main page is 1.0 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. Javascripts take 440.0 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 270.4 kB

  • Original 361.0 kB
  • After minification 359.3 kB
  • After compression 90.5 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 270.4 kB or 75% of the original size.

Image Optimization

-1%

Potential reduce by 2.1 kB

  • Original 211.6 kB
  • After minification 209.5 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. Thong Tin Congnghe images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 280.2 kB

  • Original 440.0 kB
  • After minification 439.8 kB
  • After compression 159.8 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 280.2 kB or 64% of the original size.

CSS Optimization

-61%

Potential reduce by 1.7 kB

  • Original 2.8 kB
  • After minification 2.7 kB
  • After compression 1.1 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. Thongtincongnghe.com needs all CSS files to be minified and compressed as it can save up to 1.7 kB or 61% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (61%)

Requests Now

49

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Thong Tin Congnghe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

thongtincongnghe.com accessibility score

77

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

[role]s are not contained by their required parent element

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

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

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

thongtincongnghe.com 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

Page has valid source maps

SEO Factors

thongtincongnghe.com SEO score

77

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Thongtincongnghe.com 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 Thongtincongnghe.com 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 Thong Tin Congnghe. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: