What powers hys.edu.hk?
Last seen Jun 2026 · 36 technologies across 22 categories
CDN
Google Hosted Libraries
since Oct 2025
CMS
Databases
MySQL
since Jan 2021
Editors
DreamWeaver
since May 2024
Font scripts
Google Font API
since Jan 2021
JavaScript frameworks
GSAP
since Sep 2025
JavaScript libraries
Miscellaneous
Operating systems
Windows Server
since Aug 2022
PaaS
Amazon Web Services
since Nov 2022
Page builders
WordPress Block Editor
since Nov 2025
Payment processors
PayPal
since Oct 2023
Performance
Priority Hints
since Sep 2025
Programming languages
PHP
since Jan 2021
Security
HSTS
since Nov 2022
UI frameworks
Animate.css
since Jan 2021
Video players
Web server extensions
Web servers
Apache HTTP Server
since Jan 2021
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
Widgets
WordPress plugins
Audience
- 50% phone
- 50% desktop
Hong Kong SAR China
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.04 / 10 · ranked #1,523,609 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 0.8 MB · 66 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.hys.edu.hk | 19 |
| adm.hys.edu.hk | 16 |
| sports.hys.edu.hk | 9 |
| eclass.hys.edu.hk | 8 |
| esda.hys.edu.hk | 6 |
Full technology history →
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Recent changes
- dropped jQuery CDN Mar 2026
- dropped Unpkg Mar 2026
- dropped ThimPress Course Wishlist Jan 2026
- dropped ThimPress LearnPress Jan 2026
- dropped Underscore.js Jan 2026
- dropped Vue.js Jan 2026
- dropped Vuex Jan 2026
- detected WordPress Block Editor Nov 2025
- dropped Fedora Oct 2025