9.9 sec in total
842 ms
8.6 sec
489 ms
Welcome to cs.cityu.edu.hk homepage info - get ready to check CS CityU best content for China right away, or after learning these important things about cs.cityu.edu.hk
CityUCS - Department of Computer Science - City University of Hong Kong
Visit cs.cityu.edu.hkWe analyzed Cs.cityu.edu.hk page load time and found that the first response time was 842 ms and then it took 9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
cs.cityu.edu.hk performance score
name
value
score
weighting
Value5.9 s
4/100
10%
Value14.2 s
0/100
25%
Value11.4 s
5/100
10%
Value730 ms
40/100
30%
Value0.162
72/100
15%
Value11.9 s
17/100
10%
842 ms
1262 ms
416 ms
423 ms
1457 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 46% of them (31 requests) were addressed to the original Cs.cityu.edu.hk, 37% (25 requests) were made to Template.cityu.edu.hk and 6% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (5.1 sec) belongs to the original domain Cs.cityu.edu.hk.
Page size can be reduced by 405.9 kB (11%)
3.8 MB
3.4 MB
In fact, the total size of Cs.cityu.edu.hk main page is 3.8 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. 45% of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.
Potential reduce by 47.4 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 47.4 kB or 83% of the original size.
Potential reduce by 164.2 kB
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. CS CityU images are well optimized though.
Potential reduce by 91.2 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 91.2 kB or 64% of the original size.
Potential reduce by 103.1 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. Cs.cityu.edu.hk needs all CSS files to be minified and compressed as it can save up to 103.1 kB or 85% of the original size.
Number of requests can be reduced by 18 (30%)
60
42
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CS CityU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
cs.cityu.edu.hk
842 ms
www.cs.cityu.edu.hk
1262 ms
cityu.base.css
416 ms
cityu.base.custom.css
423 ms
jquery.min.js
1457 ms
cityu.base.config.js
419 ms
cityu.base.js
620 ms
jquery.ddsmoothmenu.js
829 ms
jquery.ddsmoothmenu.ready.js
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jquery.nivo.slider.js
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jquery.nivo.slider.ready.js
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font-awesome.css
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css
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css
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css
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cityu.core.css
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cityu.ddsmoothmenu.css
415 ms
cityu.nivo.slider.css
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cityu.theme.css
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cityu.cityu30.css
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job_news.png
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admission_news.png
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cityu_deptpage.png
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btn_search.png
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loading.gif
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icon_arrow_green.png
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cityu_footer.png
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ga.js
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FUDHvzEKSJww3kCxuiAo2A.ttf
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fontawesome-webfont.woff
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zN7GBFwfMP4uA6AR0HCoLQ.ttf
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cityu.print.css
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cs.cityu.edu.hk accessibility score
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
ARIA IDs are not unique
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
cs.cityu.edu.hk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
cs.cityu.edu.hk SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cs.cityu.edu.hk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Cs.cityu.edu.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.
cs.cityu.edu.hk
Open Graph description is not detected on the main page of CS CityU. 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: