What powers jenfirmy.cz?
Last seen Jun 2026 · 14 technologies across 9 categories
Advertising
Microsoft Advertising
since Aug 2025
Analytics
Cloudflare Browser Insights
since Mar 2025
Google Analytics
since Apr 2026
Microsoft Clarity
since Apr 2026
Snowplow Analytics
since May 2025
CDN
Cloudflare
since Feb 2025
Issue trackers
Sentry
since Feb 2025
Miscellaneous
Programming languages
PHP
since Feb 2025
Tag managers
Google Tag Manager
since Mar 2026
Web frameworks
Webmail
Google Workspace
since Feb 2025
Audience
- 76% phone
- 23% desktop
- 2% tablet
Czechia
Slovakia
Germany
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.30 / 10 · ranked #1,132,158 of all domains
33 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 0.9 MB · 59 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Analytics Apr 2026
- detected Microsoft Clarity Apr 2026
- detected Google Tag Manager Mar 2026
- dropped Google Font API Feb 2026
- detected Google Font API Sep 2025
- detected Microsoft Advertising Aug 2025