What powers praha21.cz?
Last seen Jun 2026 · 27 technologies across 16 categories
Advertising
Twitter Ads
since Dec 2022
Analytics
Cloudflare Browser Insights
since Dec 2025
Google Analytics
since Jan 2019
Matomo Analytics
since Dec 2024
Authentication
Facebook Login
since Dec 2022
CDN
Cloudflare
since Mar 2024
CMS
Joomla
since Jan 2019
Font scripts
Font Awesome
since Dec 2024
Google Font API
since Dec 2022
JavaScript libraries
Lightbox
since Dec 2024
Maps
Google Maps
since Dec 2022
Miscellaneous
HTTP/3
since Dec 2025
Operating systems
Programming languages
Search engines
Security
HSTS
since Nov 2024
UI frameworks
Web servers
Webmail
Microsoft 365
since Aug 2022
Audience
- 58% phone
- 42% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.71 / 10 · ranked #760,110 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech (Czechia)
- Weight: 7.0 MB · 75 requests
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| praha21.cz | 14 |
| www.praha21.cz | 14 |
| koha-katalog.praha21.cz | 12 |
| lesnigalerie.praha21.cz | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Dec 2025
- detected HTTP/3 Dec 2025