What powers 
upinkasu.cz?
Last seen Sep 2026 · 18 technologies across 13 categories
Analytics
Google Analytics
since Jan 2019
SparkPost
since Jun 2024
Font scripts
Bootstrap Icons
since Mar 2025
Google Font API
since Mar 2025
JavaScript libraries
Maps
Google Maps
since Mar 2025
Miscellaneous
PWA
since Apr 2026
Mobile Frameworks
Operating systems
Gentoo
since Jan 2019
Programming languages
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Animate.css
since Mar 2025
Bootstrap
since Mar 2025
Web servers
Apache HTTP Server
since Jan 2019
Widgets
Facebook
since Jan 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 86% phone
- 14% desktop
Czechia
Slovakia
Germany
Spain
Italy
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.80 / 10 · ranked #716,940 of all domains
49 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 5.5 MB · 99 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- U Pinkasů
- Founded: 1991
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on MASTER-AS Czech Republic www.master.cz (37.205.10.101)
- DNS: wedos.com
- Email: forpsi.com
- Email security: no SPF record, DMARC monitor only, DNSSEC signed
- Common Crawl link graph: rank 11,183,577, 2 hosts
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.upinkasu.cz | 12 |
| m.upinkasu.cz | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- detected PWA Apr 2026