What powers 
issa.cz?
Last seen Apr 2023 · 3 technologies across 3 categories
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
Open Page Rank
3.87 / 10 · ranked #673,420 of all domains
19 referring domains · OpenPageRank
Organisation
- Issa Czech (Czechia)
- Founded: 1997
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on OVANET (81.91.222.55)
- DNS: issa.cz
- Email: issa.cz
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P384, expires Nov 2026
- Common Crawl link graph: rank 16,411,918, 10 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted