What powers zelenak.cz?
Last seen Jun 2026 · 27 technologies across 17 categories
Analytics
Google Analytics
since Oct 2020
Authentication
Facebook Login
since Sep 2021
CDN
CMS
Cookie compliance
Databases
MySQL
since Oct 2020
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
RSS
since Mar 2023
Performance
Priority Hints
since Aug 2023
Programming languages
Security
Really Simple SSL & Security
since Apr 2024
reCAPTCHA
since Oct 2020
Video players
YouTube
since Sep 2022
Web frameworks
Web servers
WordPress plugins
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.29 / 10 · ranked #1,137,010 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 2600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 5.5 MB · 176 requests
- WordPress theme: enfold · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.zelenak.cz | 20 |
| registrace.zelenak.cz | 9 |