What powers 4zsmb.cz?
Last seen Jun 2026 · 16 technologies across 11 categories
CDN
cdnjs
since Oct 2021
Cloudflare
since May 2022
Cookie compliance
Font scripts
Font Awesome
since Oct 2021
JavaScript libraries
Slimbox 2
since Oct 2021
Miscellaneous
SWFObject
since Oct 2021
Operating systems
Debian
since Oct 2021
Programming languages
UI frameworks
Web frameworks
CakePHP
since Oct 2021
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
Microsoft 365
since Aug 2022
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.74 / 10 · ranked #18,288,978 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 0.9 MB · 40 requests
Homepage as crawled by the HTTP Archive, Jul 2026.