What powers 
najdivz.cz?
Last seen Oct 2026 · 10 technologies across 9 categories
Analytics
JavaScript libraries
Miscellaneous
PWA
since Aug 2022
Operating systems
Debian
since May 2019
Programming languages
PHP
since May 2019
Security
reCAPTCHA
since Apr 2021
UI frameworks
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 76% desktop
- 24% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.50 / 10 · ranked #889,147 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 1.3 MB · 22 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on COOLHOUSING-AS Coolhousing s.r.o. (87.236.196.206)
- DNS: forpsi.cz
- Email: nnu.cz
- Email security: SPF (soft fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 29,596,804
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted