What powers phonebook.cz?
Last seen Sep 2026 · 2 technologies across 2 categories
Analytics
Statcounter
since Mar 2021
Security
HSTS
since Feb 2023
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 58% desktop
- 42% phone
India
Brazil
France
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.30 / 10 · ranked #1,131,305 of all domains
30 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.0 MB · 4 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on KLEISSNER (185.185.216.245, IPv6)
- Email: no MX record returned
- Common Crawl link graph: rank 2,133,043
DNS records as swept Sep 2026. How the web is hosted