What powers centamap.com?
Last seen Sep 2026 · 5 technologies across 5 categories
Analytics
Google Analytics
since Apr 2019
JavaScript libraries
Operating systems
Windows Server
since Jun 2018
Web frameworks
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
No AI crawlers blocked
Audience
- 60% desktop
- 40% phone
Hong Kong SAR China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.36 / 10 · ranked #424,028 of all domains
113 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 275 ms |
| CLS | 0.5 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.5 MB · 124 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Centamap
- Founded: 1999
From Wikidata (CC0).
Infrastructure
- Hosted on CITICTEL-CPC-AS4058 CITIC Telecom International CPC Limited (152.101.13.86)
- DNS: hk.net
- Email: centanet.com
- Email security: no SPF record, no DMARC record
- SSL: GoDaddy, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 487,886, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| census.centamap.com | 5 |
| hk.centamap.com | 3 |
| hkmap.centamap.com | 3 |
| www.centamap.com | 3 |
| www1.centamap.com | 3 |