What powers petrkopacka.cz?
Last seen Jun 2026 · 25 technologies across 15 categories
Analytics
Google Analytics
since Jun 2023
Caching
WP Rocket
since Dec 2025
CMS
WordPress
since Jun 2023
Databases
MySQL
since Jun 2023
Font scripts
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript libraries
Swiper
since Jun 2023
Live chat
WhatsApp Business Chat
since Jul 2025
Miscellaneous
Performance
Priority Hints
since Oct 2023
Programming languages
PHP
since Jun 2023
Security
Really Simple SSL & Security
since Apr 2024
reCAPTCHA
since Jun 2023
Tag managers
Google Tag Manager
since Jul 2025
Web servers
Apache Traffic Server
since Jun 2023
WordPress plugins
WordPress themes
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.79 / 10 · ranked #16,859,265 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.7 s |
| CLS | 0 |
| TTFB | 2700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 3.1 MB · 129 requests
- WordPress theme: hello-elementor · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped anime.js Mar 2026
- dropped cdnjs Mar 2026
- dropped Cloudflare Mar 2026
- dropped YouTube Mar 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- detected WP Rocket Dec 2025
- dropped EWWW Image Optimizer Aug 2025
- dropped Facebook Chat Plugin Aug 2025
- dropped Font Awesome Aug 2025
- dropped Google Font API Aug 2025
- dropped LazySizes Aug 2025
- dropped Site Kit Aug 2025
- dropped Slick Aug 2025
- dropped Swiper Aug 2025
- dropped Ultimate Addons for Elementor Aug 2025
- dropped Yoast SEO Aug 2025