What powers cys.edu.hk?
Last seen Jun 2026 · 15 technologies across 10 categories
CMS
eClass
since Sep 2022
Editors
DreamWeaver
since Sep 2022
Font scripts
Font Awesome
since Feb 2020
Google Font API
since Feb 2020
JavaScript libraries
OWL Carousel
since Feb 2020
Miscellaneous
Popper
since Sep 2022
Programming languages
UI frameworks
Video players
YouTube
since Feb 2020
Web servers
Nginx
since Feb 2020
Webmail
Apple iCloud Mail
since Jan 2023
Audience
- 57% phone
- 43% desktop
Hong Kong SAR China
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.10 / 10 · ranked #3,333,011 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0.15 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 14.5 MB · 95 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.cys.edu.hk | 10 |
| eclass.cys.edu.hk | 8 |
Full technology history →
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Recent changes
- dropped Plesk Apr 2026
- dropped jQuery CDN Feb 2026
- dropped Unpkg Feb 2026