What powers gymnazium-opatov.cz?
Last seen Jun 2026 · 13 technologies across 10 categories
CMS
Joomla
since Jan 2019
Font scripts
Google Font API
since Jan 2019
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
PHP
since Jan 2019
Security
HSTS
since Oct 2023
UI frameworks
Bootstrap
since Jan 2019
Web servers
Nginx
since Mar 2022
Webmail
Google Workspace
since Aug 2022
Audience
- 77% phone
- 23% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.45 / 10 · ranked #2,591,723 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 3100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech (Czechia)
- Weight: 2.8 MB · 107 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| gymnazium-opatov.cz | 11 |
| www.gymnazium-opatov.cz | 11 |
| burza.gymnazium-opatov.cz | 6 |
Full technology history →
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Recent changes
- detected HTTP/3 Apr 2026