What powers cao.cz?
Last seen Jun 2026 · 18 technologies across 11 categories
Cookie compliance
CookieYes
since Dec 2021
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Programming languages
Python
since Aug 2019
Rich text editors
CKEditor
since Aug 2019
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
Django
since Aug 2019
Web servers
Nginx
since Aug 2019
Webmail
Google Workspace
since Aug 2022
Microsoft 365
since Aug 2025
Audience
- 64% desktop
- 36% phone
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.50 / 10 · ranked #2,497,783 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 9.0 MB · 46 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| cao.cz | 16 |
| www.cao.cz | 16 |
Full technology history →
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Recent changes
- detected Microsoft 365 Aug 2025