What powers security-data.cz?
Last seen Jun 2026 · 8 technologies across 7 categories
JavaScript libraries
Bootstrap Table
since Aug 2025
Miscellaneous
PWA
since Aug 2025
Operating systems
Debian
since Aug 2025
Programming languages
Security
HSTS
since Mar 2026
UI frameworks
Bootstrap
since Aug 2025
Web servers
Audience
- 100% phone
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 0.9 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 0.2 MB · 23 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
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Recent changes
- detected HSTS Mar 2026