Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

aut.ictu.edu.vn

Trung tâm Tin học, ngoại ngữ và đào tạo theo nhu cầu – – Trường Đại học CNTT và Truyền thông

Page Load Speed

24.4 sec in total

First Response

4.8 sec

Resources Loaded

19.2 sec

Page Rendered

372 ms

aut.ictu.edu.vn screenshot

About Website

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

Visit aut.ictu.edu.vn

Key Findings

We analyzed Aut.ictu.edu.vn page load time and found that the first response time was 4.8 sec and then it took 19.6 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.

Performance Metrics

aut.ictu.edu.vn performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value11.8 s

0/100

25%

SI (Speed Index)

Value13.0 s

2/100

10%

TBT (Total Blocking Time)

Value1,820 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.196

63/100

15%

TTI (Time to Interactive)

Value17.2 s

4/100

10%

Network Requests Diagram

aut.ictu.edu.vn

4812 ms

style.css

518 ms

jcemediabox.css

530 ms

style.css

550 ms

general.css

552 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 79% of them (93 requests) were addressed to the original Aut.ictu.edu.vn, 6% (7 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (9 sec) belongs to the original domain Aut.ictu.edu.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (19%)

Content Size

6.0 MB

After Optimization

4.8 MB

In fact, the total size of Aut.ictu.edu.vn main page is 6.0 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. 60% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 105.3 kB

  • Original 121.8 kB
  • After minification 92.1 kB
  • After compression 16.5 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. This page needs HTML code to be minified as it can gain 29.7 kB, which is 24% 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 105.3 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 175.8 kB

  • Original 4.7 MB
  • After minification 4.6 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. Aut Ictu images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 340.7 kB

  • Original 501.5 kB
  • After minification 465.3 kB
  • After compression 160.8 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 340.7 kB or 68% of the original size.

CSS Optimization

-86%

Potential reduce by 534.2 kB

  • Original 620.3 kB
  • After minification 530.4 kB
  • After compression 86.1 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. Aut.ictu.edu.vn needs all CSS files to be minified and compressed as it can save up to 534.2 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (50%)

Requests Now

108

After Optimization

54

The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aut Ictu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

aut.ictu.edu.vn accessibility score

74

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

aut.ictu.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

aut.ictu.edu.vn 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

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Aut.ictu.edu.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 Aut.ictu.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 Aut Ictu. 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: