What powers webchemie.cz?
Last seen Jun 2026 · 9 technologies across 7 categories
Analytics
Google Analytics
since Jan 2019
Matomo Analytics
since Dec 2023
JavaScript graphics
JavaScript libraries
Miscellaneous
Open Graph
since Dec 2023
Security
HSTS
since Dec 2023
Web servers
Nginx
since Jan 2019
Webmail
Google Workspace
since Dec 2022
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.49 / 10 · ranked #6,603,794 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 1.6 MB · 29 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.webchemie.cz | 8 |
| vypocty.webchemie.cz | 3 |
Full technology history →
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Recent changes
- detected KaTeX Oct 2025