What powers luac.edu.hk?
Last seen Sep 2026 · 29 technologies across 16 categories
CDN
CMS
Databases
Editors
Font scripts
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Security
UI frameworks
Video players
Web servers
Webmail
WordPress plugins
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. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 70% phone
- 26% desktop
- 4% tablet
Hong Kong SAR China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.78 / 10 · ranked #2,028,290 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.6 s |
| INP | 75 ms |
| CLS | 1.3 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United Kingdom)
- Weight: 10.1 MB · 105 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 基督教香港信義會宏信書院 ELCHK Lutheran Academy (ELCHK Lutheran Academy on Wikidata)
- Founded: 2010
- Industry: Education (declares
School) - Country: People's Republic of China
- Profiles: Facebook, YouTube
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Hosted on ISYSTEMTECH-HK i-System Technology Limited (103.15.20.204)
- DNS: afraid.org
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC reject
- SSL: DigiCert, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 13,020,360, 5 hosts
- Verified with: Adobe, Apple Business, Cisco, Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.luac.edu.hk | 20 |
| laeclass01.luac.edu.hk | 11 |
| eclass.luac.edu.hk | 6 |