What powers sfc.cz?
Last seen Jun 2026 · 35 technologies across 17 categories
Analytics
Cloudflare Browser Insights
since Jan 2026
Gemius
since Oct 2022
Google Analytics
since Jan 2019
Plausible
since Mar 2026
Authentication
Facebook Login
since Oct 2022
Google Sign-in
since May 2023
CDN
Amazon S3
since Sep 2022
cdnjs
since Sep 2022
Cloudflare
since Sep 2022
Google Hosted Libraries
since Jun 2022
jsDelivr
since Sep 2022
Cookie compliance
Ecommerce
Cart Functionality
since Oct 2022
Font scripts
Google Font API
since Jan 2021
JavaScript libraries
Miscellaneous
HTTP/3
since Jan 2026
Open Graph
since Sep 2022
parcel
since Jan 2022
PWA
since Aug 2022
SWC
since Dec 2022
Operating systems
Debian
since Jan 2021
PaaS
Amazon Web Services
since Sep 2022
Programming languages
PHP
since Jan 2021
Security
reCAPTCHA
since Oct 2022
Tag managers
Google Tag Manager
since Oct 2022
UI frameworks
Web frameworks
Microsoft ASP.NET
since Jan 2019
Web servers
Webmail
Microsoft 365
since Dec 2025
Audience
- 89% phone
- 11% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.39 / 10 · ranked #1,021,553 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 1.5 MB · 59 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| sfc.cz | 18 |
| www.sfc.cz | 18 |
| vstupenky.sfc.cz | 17 |
| fanshop.sfc.cz | 12 |
| clen.sfc.cz | 2 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Didomi Apr 2026
- dropped Facebook Pixel Apr 2026
- detected Cloudflare Browser Insights Jan 2026
- detected HTTP/3 Jan 2026
- detected Microsoft 365 Dec 2025
- dropped jQuery CDN Nov 2025
- dropped Preact Nov 2025
- dropped Azure Edge Network Sep 2025
- detected jQuery CDN Sep 2025
- detected Preact Sep 2025