What powers racio.cz?
Last seen Jun 2026 · 12 technologies across 9 categories
Analytics
Font scripts
Google Font API
since Apr 2026
Typekit
since Feb 2021
JavaScript libraries
Miscellaneous
PWA
since Aug 2022
Programming languages
PHP
since Jan 2019
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Feb 2022
Web frameworks
Nette Framework
since Jan 2020
Web servers
Audience
- 87% phone
- 8% desktop
- 5% tablet
Czechia
Slovakia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.28 / 10 · ranked #1,158,589 of all domains
34 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 2.0 MB · 57 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Font API Apr 2026
- detected Microsoft Clarity Mar 2026