What powers zrf.sk?
Last seen Jun 2026 · 29 technologies across 16 categories
Analytics
Google Analytics
since May 2021
Microsoft Clarity
since Aug 2025
CDN
jsDelivr
since Feb 2026
CMS
Databases
MySQL
since May 2021
Font scripts
JavaScript frameworks
GSAP
since Jul 2021
JavaScript libraries
Live chat
Chatwoot
since Jun 2026
Miscellaneous
Page builders
WordPress Block Editor
since Feb 2026
Programming languages
PHP
since May 2021
Reviews
Trustindex
since Feb 2026
Tag managers
Google Tag Manager
since May 2021
Web servers
Widgets
WordPress plugins
Audience
- 85% phone
- 8% tablet
- 6% desktop
Slovakia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.44 / 10 · ranked #30,262,708 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| CLS | 0 |
| TTFB | 2000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Slovak (Slovakia)
- Weight: 1.5 MB · 131 requests
- WordPress theme: hello-biz (child: zrf) · 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
- detected Chatwoot Jun 2026
- dropped Bootstrap Mar 2026
- dropped Google Tag Manager for WordPress Mar 2026
- dropped LazySizes Mar 2026
- dropped Lightbox Mar 2026
- dropped Modernizr Mar 2026
- detected Elementor Feb 2026
- detected Font Awesome Feb 2026
- detected jQuery UI Feb 2026
- detected jsDelivr Feb 2026
- detected Trustindex Feb 2026
- detected Twitter Emoji (Twemoji) Feb 2026
- detected WordPress Block Editor Feb 2026
- detected WPML Feb 2026
- detected Microsoft Clarity Aug 2025