What powers cerny-jezdec.cz?
Last seen Aug 2026 · 13 technologies across 11 categories
CMS
Databases
MySQL
since Sep 2023
Font scripts
Google Font API
since Sep 2023
JavaScript libraries
Miscellaneous
Mobile frameworks
Page builders
Performance
Priority Hints
since Jun 2025
Programming languages
PHP
since Sep 2023
Security
Really Simple SSL & Security
since Jun 2025
Web servers
Apache Traffic Server
since Sep 2023
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
0.75 / 10 · ranked #17,893,698 of all domains
1 referring domains · OpenPageRank
Infrastructure
- Hosted on WEDOS-GLOBAL (185.8.237.11)
- DNS: wedos.com
- Email: wedos.net
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Jan 2027
- Common Crawl link graph: rank 25,880,863
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Polylang Aug 2026
- dropped Twitter Emoji (Twemoji) Aug 2026