What powers cerea.cz?
Last seen Jun 2026 · 10 technologies across 8 categories
Caching
Varnish
since Oct 2025
CMS
Hosting
Drupal Multisite
since Oct 2025
JavaScript libraries
Miscellaneous
Babel
since May 2020
Programming languages
PHP
since May 2020
Security
HSTS
since Sep 2022
Webmail
Apple iCloud Mail
since Oct 2023
Audience
- 78% phone
- 22% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.25 / 10 · ranked #1,194,264 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Google
- Weight: 1.1 MB · 17 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.cerea.cz | 10 |
| zt.cerea.cz | 10 |
Full technology history →
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Recent changes
- dropped Apache HTTP Server Nov 2025
- dropped Google Analytics Nov 2025
- dropped Google Tag Manager Nov 2025
- dropped Open Graph Nov 2025
- dropped UNIX Nov 2025
- detected Drupal Multisite Oct 2025
- detected jQuery UI Oct 2025
- detected Varnish Oct 2025