What powers 4knife.cz?
Last seen Jun 2026 · 13 technologies across 10 categories
Analytics
Facebook Pixel
since Jun 2026
Google Analytics
since Jun 2026
CDN
Unpkg
since Jun 2026
JavaScript libraries
Load balancers
Miscellaneous
Open Graph
since Jun 2026
Operating systems
Windows Server
since Jun 2026
Security
HSTS
since Jun 2026
Tag managers
Google Tag Manager
since Jun 2026
Web frameworks
Microsoft ASP.NET
since Jun 2026
Web servers
Audience
- 66% phone
- 34% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.87 / 10 · ranked #15,068,676 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 1.7 MB · 73 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.