What powers fcb.cz?
Last seen Aug 2026 · 30 technologies across 16 categories
Advertising
Adform
since Jul 2026
Analytics
Google Analytics
since Aug 2018
CDN
Hosting panels
Plesk
since Aug 2018
JavaScript frameworks
React
since Mar 2022
JavaScript libraries
Miscellaneous
Operating systems
Windows Server
since Aug 2018
PaaS
Amazon Web Services
since Sep 2022
Programming languages
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Oct 2019
UI frameworks
Tailwind CSS
since Apr 2022
Video players
YouTube
since Aug 2018
Web frameworks
Microsoft ASP.NET
since Aug 2018
Web servers
Apache HTTP Server
since Jul 2021
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 82% phone
- 14% desktop
- 4% tablet
Czechia
Slovakia
Poland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #363,967 of all domains
88 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 12.6 MB · 108 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| fcb.cz | 18 |
| www.fcb.cz | 18 |
| mladez.fcb.cz | 11 |
| www.mladez.fcb.cz | 11 |
| 100.fcb.cz | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Adform Jul 2026
- detected Facebook Pixel Oct 2025