What powers retezy.cz?
Last seen Jun 2026 · 7 technologies across 5 categories
JavaScript libraries
Operating systems
Windows Server
since Apr 2019
Security
HSTS
since Nov 2022
Web frameworks
Web servers
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.41 / 10 · ranked #7,416,480 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 275 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 1.1 MB · 50 requests
Homepage as crawled by the HTTP Archive, Jul 2026.