What powers eri-internet.cz?
Last seen Jun 2026 · 16 technologies across 11 categories
Advertising
Microsoft Advertising
since May 2026
Analytics
CDN
cdnjs
since Jan 2024
Cloudflare
since Jan 2024
Font scripts
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Performance
Priority Hints
since Jan 2026
Programming languages
Tag managers
Google Tag Manager
since Aug 2022
Web frameworks
Google Web Toolkit
since Dec 2024
Web servers
Apache HTTP Server
since Aug 2022
Audience
- 71% phone
- 29% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.56 / 10 · ranked #2,383,119 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 2.4 MB · 69 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 core-js May 2026
- detected Facebook Pixel May 2026
- detected Google Tag Manager May 2026
- detected Microsoft Advertising May 2026
- dropped Google Font API Jan 2026
- detected Priority Hints Jan 2026
- detected Microsoft Clarity Dec 2025