Tools & Wizards About Us

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

webduhoc.org.vn

Du học Canada, Úc, Singapore - TRANG CHỦ - webduhoc.org.vn

Page Load Speed

21.5 sec in total

First Response

4.6 sec

Resources Loaded

15.5 sec

Page Rendered

1.4 sec

About Website

Welcome to webduhoc.org.vn homepage info - get ready to check Web Du Hoc best content for Vietnam right away, or after learning these important things about webduhoc.org.vn

Tư vấn du học Jellyfish Education luôn nỗ lực hoàn thiện mình để trở thành công ty cung cấp dịch vụ Tư vấn Du học, Đào tạo Ngoại ngữ gắn liền với Định hướng đầu ra đáng tin cậy nhất tại Việt Nam.Là cầ...

Visit webduhoc.org.vn

Key Findings

We analyzed Webduhoc.org.vn page load time and found that the first response time was 4.6 sec and then it took 16.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

webduhoc.org.vn performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value38.3 s

0/100

25%

SI (Speed Index)

Value50.7 s

0/100

10%

TBT (Total Blocking Time)

Value40,660 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.073

95/100

15%

TTI (Time to Interactive)

Value68.7 s

0/100

10%

Network Requests Diagram

webduhoc.org.vn

4560 ms

webduhoc.org.vn

3714 ms

wp-emoji-release.min.js

924 ms

style.min.css

1171 ms

style.css

943 ms

Our browser made a total of 186 requests to load all elements on the main page. We found that 59% of them (109 requests) were addressed to the original Webduhoc.org.vn, 14% (26 requests) were made to Google.com and 6% (12 requests) were made to Embed.tawk.to. The less responsive or slowest element that took the longest time to load (4.6 sec) belongs to the original domain Webduhoc.org.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 889.1 kB (16%)

Content Size

5.4 MB

After Optimization

4.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Webduhoc.org.vn main page is 5.4 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. 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. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 167.0 kB

  • Original 266.6 kB
  • After minification 258.1 kB
  • After compression 99.7 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 167.0 kB or 63% of the original size.

Image Optimization

-5%

Potential reduce by 217.8 kB

  • Original 4.4 MB
  • After minification 4.1 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. Web Du Hoc images are well optimized though.

JavaScript Optimization

-46%

Potential reduce by 228.8 kB

  • Original 498.7 kB
  • After minification 491.0 kB
  • After compression 269.9 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 228.8 kB or 46% of the original size.

CSS Optimization

-85%

Potential reduce by 275.4 kB

  • Original 323.2 kB
  • After minification 298.4 kB
  • After compression 47.8 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. Webduhoc.org.vn needs all CSS files to be minified and compressed as it can save up to 275.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 73 (42%)

Requests Now

174

After Optimization

101

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 174 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Web Du Hoc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 56 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

webduhoc.org.vn accessibility score

98

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.

Best Practices

webduhoc.org.vn best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

webduhoc.org.vn SEO score

69

Search Engine Optimization Advices

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 Webduhoc.org.vn 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 Webduhoc.org.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 Web Du Hoc. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: