What powers e-r.cz?
Last seen Jun 2026 · 11 technologies across 10 categories
Analytics
Google Analytics
since Apr 2020
Font scripts
Google Font API
since Feb 2025
Typekit
since Feb 2025
JavaScript frameworks
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Feb 2025
Security
reCAPTCHA
since Aug 2020
Tag managers
Google Tag Manager
since Feb 2025
UI frameworks
UIKit
since Feb 2025
Web frameworks
Nette Framework
since Feb 2025
Web servers
Apache HTTP Server
since Apr 2020
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.77 / 10 · ranked #17,302,755 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 0.9 MB · 34 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| e-r.cz | 8 |
| www.e-r.cz | 5 |