What powers is-ostrava.cz?
Last seen Jun 2026 · 9 technologies across 8 categories
CDN
Cloudflare
since Jun 2022
Miscellaneous
HTTP/3
since Apr 2026
Open Graph
since Sep 2022
Operating Systems
Windows Server
since Jan 2019
Security
Cloudflare Bot Management
since Dec 2023
Video players
Vimeo
since Dec 2023
Web Frameworks
Microsoft ASP.NET
since Jan 2019
Web Servers
Webmail
Google Workspace
since Aug 2022
Audience
- 59% phone
- 41% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.81 / 10 · ranked #1,965,633 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 2600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 11.1 MB · 84 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.is-ostrava.cz | 6 |
| bakalari.is-ostrava.cz | 3 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Apache HTTP Server May 2026
- detected HTTP/3 Apr 2026