What powers 
barcobra.cz?
Last seen Sep 2026 · 11 technologies across 8 categories
Analytics
Google Analytics
since Jan 2019
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Maps
Google Maps
since Jan 2019
Miscellaneous
Open Graph
since Mar 2024
PWA
since Aug 2022
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Web servers
Apache HTTP Server
since Jan 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 65% phone
- 35% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.43 / 10 · ranked #974,952 of all domains
39 referring domains · OpenPageRank
Search traffic
4 est. monthly organic visits (US)
4 keywords in Google's top 30
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 2.5 MB · 52 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on TRESTEL-CZ-ASN (89.250.246.119)
- DNS: dexus.cz
- Email: dexus.net
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 11,699,317, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.barcobra.cz | 9 |
| barcobra.cz | 7 |