What powers challupa.cz?
Last seen Jun 2026 · 13 technologies across 9 categories
Analytics
Google Analytics
since Aug 2023
JavaScript frameworks
JavaScript libraries
Maps
Google Maps
since Apr 2023
Miscellaneous
Open Graph
since Apr 2023
Popper
since Apr 2022
Programming languages
PHP
since Apr 2022
UI frameworks
Web frameworks
Web servers
Apache HTTP Server
since Apr 2022
Audience
- 100% phone
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.74 / 10 · ranked #18,296,476 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 13.4 MB · 109 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.