Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 55

    SEO

    Google-friendlier than
    19% of websites

quangbaweb.edu.vn

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Page Load Speed

7.6 sec in total

First Response

1.1 sec

Resources Loaded

5.8 sec

Page Rendered

755 ms

quangbaweb.edu.vn screenshot

About Website

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

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Key Findings

We analyzed Quangbaweb.edu.vn page load time and found that the first response time was 1.1 sec and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

quangbaweb.edu.vn performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.6 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.6 s

100/100

25%

SI (Speed Index)

Value0.6 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.6 s

100/100

10%

Network Requests Diagram

quangbaweb.edu.vn

1067 ms

advertisment.css

21 ms

yuiloader-dom-event.js

68 ms

connection-min.js

42 ms

vbulletin-core.js

67 ms

Our browser made a total of 197 requests to load all elements on the main page. We found that 68% of them (133 requests) were addressed to the original Quangbaweb.edu.vn, 8% (15 requests) were made to Apis.google.com and 5% (10 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (4.4 sec) relates to the external source Vstatic.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 890.3 kB (69%)

Content Size

1.3 MB

After Optimization

409.1 kB

In fact, the total size of Quangbaweb.edu.vn main page is 1.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 720.0 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 298.1 kB

  • Original 344.9 kB
  • After minification 322.7 kB
  • After compression 46.8 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. 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 298.1 kB or 86% of the original size.

Image Optimization

-9%

Potential reduce by 8.1 kB

  • Original 93.2 kB
  • After minification 85.0 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. Quangbaweb images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 463.4 kB

  • Original 720.0 kB
  • After minification 695.8 kB
  • After compression 256.6 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 463.4 kB or 64% of the original size.

CSS Optimization

-85%

Potential reduce by 120.7 kB

  • Original 141.3 kB
  • After minification 108.9 kB
  • After compression 20.6 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. Quangbaweb.edu.vn needs all CSS files to be minified and compressed as it can save up to 120.7 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 86 (46%)

Requests Now

186

After Optimization

100

The browser has sent 186 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Quangbaweb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

quangbaweb.edu.vn accessibility score

54

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

Document doesn't have a <title> element

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

These items highlight common accessibility best practices.

Impact

Issue

High

The document uses <meta http-equiv="refresh">

Best Practices

quangbaweb.edu.vn best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

quangbaweb.edu.vn SEO score

55

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Document doesn't have a <title> element

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    VI

  • Encoding

    UTF-8

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