What powers ttca.edu.hk?
Last seen Aug 2026 · 43 technologies across 19 categories
Analytics
CDN
CMS
Ecommerce
Editors
Font scripts
IaaS
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Payment processors
Performance
Programming languages
Security
UI frameworks
Web frameworks
Webmail
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Search and AI assistants
- PetalBot Blocked
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 llms.txt appeared
- Sep 2026 * added to robots.txt
- Sep 2026 petalbot added to robots.txt
AI Crawlers
1 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 73% phone
- 27% desktop
Hong Kong SAR China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.70 / 10 · ranked #2,165,164 of all domains
24 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Google
- Weight: 6.4 MB · 270 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Tsung Tsin Christian Academy
- Founded: 2004
- Country: People's Republic of China
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 7,005,286, 6 hosts
- Verified with: Apple Business, Google, Microsoft 365
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.ttca.edu.hk | 20 |
| admission.ttca.edu.hk | 15 |
| admissions.ttca.edu.hk | 12 |
| eclass.ttca.edu.hk | 11 |
| admin.ttca.edu.hk | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Font API Apr 2026
- dropped Envoy Mar 2026
- dropped Angular Jan 2026
- dropped Ant Design Jan 2026
- detected Envoy Jan 2026
- dropped Firebase Jan 2026
- dropped Mailgun Jan 2026
- dropped TypeScript Jan 2026
- dropped Zone.js Jan 2026