What powers rothlehner.cz?
Last seen Jun 2026 · 14 technologies across 10 categories
Analytics
Google Analytics
since Jan 2019
Microsoft Clarity
since Jul 2025
CDN
jQuery CDN
since Oct 2022
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Miscellaneous
HTTP/3
since Dec 2025
Programming languages
PHP
since Jan 2019
Tag managers
Google Tag Manager
since Nov 2022
UI frameworks
Semantic UI
since Oct 2022
Web frameworks
Web servers
Audience
- 68% phone
- 32% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.50 / 10 · ranked #2,497,607 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech (Czechia)
- Weight: 4.4 MB · 68 requests
- Structured data: JSON-LD, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected HTTP/3 Dec 2025
- detected OpenResty Dec 2025
- dropped Leadfeeder Aug 2025