What powers gcentrum.cz?
Last seen Jun 2026 · 19 technologies across 13 categories
Analytics
Matomo Analytics
since Jul 2022
CDN
Cloudflare
since Oct 2022
CMS
Antee IPO
since Oct 2022
Font scripts
Google Font API
since Jul 2022
JavaScript graphics
Chart.js
since Jul 2022
JavaScript libraries
Select2
since Jul 2022
Miscellaneous
RSS
since Dec 2022
Performance
Priority Hints
since Sep 2025
Programming languages
PHP
since Jan 2022
Security
Web frameworks
Nette Framework
since Jul 2022
Web servers
Apache HTTP Server
since Jul 2022
Webmail
Microsoft 365
since Aug 2022
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.01 / 10 · ranked #3,567,999 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 8.8 MB · 116 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Priority Hints Sep 2025