What powers zscr.cz?
Last seen Jun 2026 · 20 technologies across 13 categories
Analytics
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2022
jQuery CDN
since Feb 2022
Mailgun
since Aug 2022
Font scripts
Font Awesome
since Jan 2019
Google Font API
since Feb 2020
JavaScript libraries
Miscellaneous
HTTP/3
since May 2026
Open Graph
since Sep 2022
Operating Systems
Gentoo
since Jan 2019
Programming languages
PHP
since Jan 2019
Tag managers
Google Tag Manager
since Oct 2020
UI frameworks
Web servers
Nginx
since Jan 2019
Webmail
Microsoft 365
since Aug 2022
Widgets
Facebook
since Jan 2019
Audience
- 60% desktop
- 40% phone
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #350,686 of all domains
76 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
- Weight: 3.2 MB · 102 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.zscr.cz | 18 |
| m.zscr.cz | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected HTTP/3 May 2026