What powers checkinn.cz?
Last seen May 2026 · 13 technologies across 10 categories
Analytics
Google Analytics
since Mar 2024
CDN
jsDelivr
since Jan 2026
JavaScript frameworks
Miscellaneous
Programming languages
PHP
since Dec 2025
Security
HSTS
since Mar 2024
Tag managers
Google Tag Manager
since Mar 2024
UI frameworks
Bootstrap
since Mar 2024
Web frameworks
Nette Framework
since Dec 2025
Web servers
Audience
- 100% phone
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 0.6 MB · 21 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped cdnjs Feb 2026
- dropped Cloudflare Feb 2026
- dropped Font Awesome Feb 2026
- detected Alpine.js Jan 2026
- dropped jQuery Jan 2026
- dropped jQuery CDN Jan 2026
- detected jsDelivr Jan 2026
- detected Nette Framework Dec 2025
- detected PHP Dec 2025
- detected Font Awesome Nov 2025
- detected Open Graph Nov 2025