Tools & Wizards About Us

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

today.edu.vn

Cung cấp giáo viên bản ngữ, giáo viên nước ngoài | Today Education

Page Load Speed

8.4 sec in total

First Response

1.3 sec

Resources Loaded

6.7 sec

Page Rendered

441 ms

About Website

Visit today.edu.vn now to see the best up-to-date Today content for Vietnam and also check out these interesting facts you probably never knew about today.edu.vn

Today Education trở thành đơn vị uy tín và chuyên nghiệp trong – Dịch vụ cung cấp Giáo Viên bản ngữ dạy Tiếng Anh, là đối tác của Trung tâm UNESCO-CEP

Visit today.edu.vn

Key Findings

We analyzed Today.edu.vn page load time and found that the first response time was 1.3 sec and then it took 7.1 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

today.edu.vn performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value1.025

2/100

15%

TTI (Time to Interactive)

Value25.0 s

0/100

10%

Network Requests Diagram

today.edu.vn

1264 ms

bootstrap.min.css

472 ms

jquery-ui.css

466 ms

base.css

702 ms

fontello.css

712 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 77% of them (80 requests) were addressed to the original Today.edu.vn, 12% (12 requests) were made to Img.today.edu.vn and 4% (4 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Img.today.edu.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 493.5 kB (12%)

Content Size

4.1 MB

After Optimization

3.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Today.edu.vn main page is 4.1 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. 70% of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 96.6 kB

  • Original 115.8 kB
  • After minification 106.5 kB
  • After compression 19.3 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 96.6 kB or 83% of the original size.

Image Optimization

-9%

Potential reduce by 326.9 kB

  • Original 3.5 MB
  • After minification 3.2 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. Today images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 53.1 kB

  • Original 329.1 kB
  • After minification 328.5 kB
  • After compression 276.0 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 53.1 kB or 16% of the original size.

CSS Optimization

-11%

Potential reduce by 17.0 kB

  • Original 152.4 kB
  • After minification 152.4 kB
  • After compression 135.4 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. Today.edu.vn needs all CSS files to be minified and compressed as it can save up to 17.0 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (50%)

Requests Now

102

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Today. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

today.edu.vn accessibility score

89

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] values are not valid

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

Links do not have a discernible name

Best Practices

today.edu.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

High

Page has valid source maps

SEO Factors

today.edu.vn SEO score

89

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

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

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