What powers 
tesinskeslezsko.cz?
Last seen Oct 2026 · 29 technologies across 15 categories
Analytics
Google Analytics
since Oct 2020
Authentication
Facebook Login
since Sep 2021
Google Sign-in
since Jan 2025
CDN
cdnjs
since Nov 2021
Cloudflare
since Aug 2022
Google Hosted Libraries
since Nov 2025
jQuery CDN
since Aug 2022
jsDelivr
since Jan 2026
Unpkg
since Nov 2024
Comment systems
Font scripts
Google Font API
since Oct 2020
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Maps
Miscellaneous
Operating systems
Debian
since Oct 2020
Programming languages
UI frameworks
Web frameworks
Express
since Jul 2023
Web servers
AI Crawlers
robots.txt could not be read at the last check (Nov 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.94 / 10 · ranked #618,390 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.4 s |
| INP | 100 ms |
| CLS | 1.7 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 10.8 MB · 112 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Hetzner (159.69.29.65)
- DNS: forpsi.cz
- Email: miramo.cz
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 18,237,340, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| tesinskeslezsko.cz | 20 |
| www.tesinskeslezsko.cz | 20 |
| pl.tesinskeslezsko.cz | 14 |
Full technology history →
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Recent changes
- detected jsDelivr Jan 2026