What powers 4kluciodkol.cz?
Last seen Jun 2026 · 13 technologies across 10 categories
Analytics
Facebook Pixel
since Nov 2021
Google Analytics
since Jul 2020
JavaScript libraries
Load balancers
Maps
Google Maps
since Dec 2022
Operating systems
Windows Server
since May 2022
Performance
Priority Hints
since Mar 2024
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jun 2023
Web frameworks
Microsoft ASP.NET
since May 2022
Web servers
Audience
- 73% phone
- 27% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.45 / 10 · ranked #2,586,293 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 1.7 MB · 56 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected core-js Sep 2025
- detected Facebook Pixel Sep 2025