What powers sanborn.cz?
Last seen Aug 2026 · 20 technologies across 13 categories
Analytics
Comment systems
JavaScript libraries
Maps
Miscellaneous
Payment processors
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Web servers
Webmail
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 82% phone
- 18% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.64 / 10 · ranked #2,255,887 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 4.9 MB · 126 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Sanborn (Czechia)
- Founded: 1920
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on SATT-AS (31.31.227.84, IPv6)
- DNS: websupport.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 2,688,981
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
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Recent changes
- detected PayPal Jul 2026