What powers arenajech.cz?
Last seen Jun 2026 · 10 technologies across 9 categories
Analytics
Matomo Analytics
since Feb 2022
CDN
jsDelivr
since Dec 2025
Font scripts
Google Font API
since Feb 2022
JavaScript libraries
Swiper
since Oct 2023
Live chat
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
Security
HSTS
since Jul 2023
Web servers
Audience
- 79% phone
- 22% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.46 / 10 · ranked #6,834,786 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 98.8 MB · 390 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected jsDelivr Dec 2025