What powers energie21.cz?
Last seen Jun 2026 · 35 technologies across 19 categories
Analytics
CDN
CMS
WordPress
since Jul 2019
Databases
MySQL
since Jul 2019
Font scripts
JavaScript frameworks
AlertifyJS
since Jul 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Operating systems
Debian
since Jul 2019
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since Jul 2019
Retargeting
Google Remarketing Tag
since Jul 2021
Security
reCAPTCHA
since Feb 2022
Tag managers
Google Tag Manager
since Jul 2019
UI frameworks
CivicTheme
since Jan 2023
Web server extensions
Web servers
Apache HTTP Server
since Jul 2019
Widgets
WordPress plugins
Audience
- 58% phone
- 42% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.10 / 10 · ranked #507,714 of all domains
75 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.2 s |
| CLS | 0.3 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 5.3 MB · 93 requests
- WordPress theme: oxygen-is-not-a-theme · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| energie21.cz | 22 |
| www.energie21.cz | 21 |