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cuhk.edu.hk screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

cuhk.edu.hk

The Chinese University of Hong Kong

Page Load Speed

2.2 sec in total

First Response

551 ms

Resources Loaded

1.6 sec

Page Rendered

60 ms

cuhk.edu.hk screenshot

About Website

Welcome to cuhk.edu.hk homepage info - get ready to check Cuhk best content for China right away, or after learning these important things about cuhk.edu.hk

The Chinese University of Hong Kong (CUHK) is a top Hong Kong university with strong research emphasis. The university aims to bring together China and the West.

Visit cuhk.edu.hk

Key Findings

We analyzed Cuhk.edu.hk page load time and found that the first response time was 551 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

cuhk.edu.hk performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value22.5 s

0/100

25%

SI (Speed Index)

Value18.6 s

0/100

10%

TBT (Total Blocking Time)

Value480 ms

59/100

30%

CLS (Cumulative Layout Shift)

Value0.639

9/100

15%

TTI (Time to Interactive)

Value22.5 s

1/100

10%

Network Requests Diagram

cuhk.edu.hk

551 ms

cuhk.edu.hk

1033 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Cuhk.edu.hk and no external sources were called. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Cuhk.edu.hk.

Page Optimization Overview & Recommendations

Page size can be reduced by 175 B (42%)

Content Size

412 B

After Optimization

237 B

  • HTML

In fact, the total size of Cuhk.edu.hk main page is 412 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 412 B which makes up the majority of the site volume.

HTML Optimization

-42%

Potential reduce by 175 B

  • Original 412 B
  • After minification 409 B
  • After compression 237 B

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 175 B or 42% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

cuhk.edu.hk

cuhk.edu.hk

551 ms

cuhk.edu.hk

cuhk.edu.hk

1033 ms

Accessibility Review

cuhk.edu.hk accessibility score

76

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

[aria-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

cuhk.edu.hk 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

User Experience

Impact

Issue

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

cuhk.edu.hk SEO score

98

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cuhk.edu.hk can be misinterpreted by Google and other search engines. Our service has detected that English 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 Cuhk.edu.hk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

cuhk.edu.hk

Open Graph description is not detected on the main page of Cuhk. 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: