What powers 
col-legno.com?
Last seen Dec 2020 · 4 technologies across 4 categories
JavaScript frameworks
Operating systems
Windows Server
since Dec 2020
Video players
YouTube
since Dec 2020
Web servers
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
Open Page Rank
3.97 / 10 · ranked #591,245 of all domains
113 referring domains · OpenPageRank
Page
- Language: German
- Weight: 4.3 MB · 159 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on SSERV-AS (81.3.23.203)
- DNS: dcsix.net
- Email: ssl-net.net
- Email security: SPF (soft fail), DMARC quarantine
- SSL: GlobalSign, RSA 4096, expires Jan 2027
- Common Crawl link graph: rank 564,266, 2 hosts
- Verified with: GlobalSign
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted