What powers cahcc.edu.hk?
Last seen Oct 2026 · 16 technologies across 11 categories
Analytics
Google Analytics
since Jun 2021
CDN
CMS
Editors
DreamWeaver
since Feb 2020
JavaScript libraries
Miscellaneous
Popper
since Oct 2024
Programming languages
PHP
since Feb 2020
UI frameworks
Web servers
Apache HTTP Server
since Feb 2020
Webmail
Google Workspace
since Aug 2022
Widgets
FlexSlider
since Jun 2021
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 60% phone
- 40% desktop
Hong Kong SAR China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.34 / 10 · ranked #2,799,184 of all domains
17 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 18.3 MB · 135 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on LAYER-AS Layerstack Limited (103.68.61.133)
- DNS: on-nets.com
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 15,685,183, 4 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.cahcc.edu.hk | 10 |
| eclass.cahcc.edu.hk | 9 |