What powers fyzikum.cz?
Last seen Jun 2026 · 18 technologies across 14 categories
Caching
WordPress Super Cache
since Apr 2026
CDN
jsDelivr
since Oct 2023
CMS
Databases
MySQL
since Oct 2023
Font scripts
Google Font API
since Oct 2023
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript graphics
JavaScript libraries
Miscellaneous
Page builders
WordPress Block Editor
since Oct 2024
Performance
Priority Hints
since Oct 2023
Programming languages
PHP
since Oct 2023
Security
Really Simple SSL & Security
since May 2024
Web servers
Nginx
since Oct 2023
WordPress themes
WP Puzzle Basic
since Oct 2023
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.74 / 10 · ranked #18,273,680 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Subdomains
| Host | Techs |
|---|---|
| fyzikum.cz | 18 |
| ulohy.fyzikum.cz | 4 |
Full technology history →
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Recent changes
- detected HTTP/3 May 2026
- detected Twitter Emoji (Twemoji) Dec 2025