What powers strezina.cz?
Last seen Sep 2026 · 10 technologies across 9 categories
Analytics
Google Analytics
since Apr 2019
Font scripts
Google Font API
since Apr 2019
JavaScript libraries
Operating systems
Debian
since Nov 2024
Programming languages
PHP
since Apr 2019
UI frameworks
Web frameworks
Nette Framework
since Apr 2019
Web servers
Webmail
Google Workspace
since Aug 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 82% phone
- 18% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.39 / 10 · ranked #2,706,444 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.3 MB · 23 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on MASTER-AS Czech Republic www.master.cz (77.93.207.13)
- DNS: pry.cz
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 16,363,451, 5 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted