Access canvas.ust.hk. Login - CAS – Central Authentication Service

Report Summary

name

value

score

weighting

FCP (First Contentful Paint)

Value17.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.5 s

0/100

25%

SI (Speed Index)

Value17.5 s

0/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value18.5 s

3/100

10%

canvas.ust.hk

681 ms

canvas.ust.hk

922 ms

login

257 ms

cas

248 ms

login

1649 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that 31% of them (4 requests) were addressed to the original Canvas.ust.hk, 62% (8 requests) were made to Access.ust.hk and 8% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Access.ust.hk.

Content Size

4.9 kB

After Optimization

1.6 kB

In fact, the total size of Canvas.ust.hk main page is 4.9 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 4.9 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 3.3 kB

Original 4.9 kB
After minification 3.8 kB
After compression 1.6 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 1.1 kB, which is 23% 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 3.3 kB or 68% of the original size.

Requests Now

After Optimization

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Canvas Ust. According to our analytics all requests are already optimized.

Accessibility Issues

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Canvas.ust.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 Canvas.ust.hk 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 Canvas Ust. 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: