What powers blumer-lehmann.ch?
Last seen Jan 2020 · 4 technologies across 3 categories
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not found
- ai.txt not found
AI Crawlers
Policy unknown
Open Page Rank
3.30 / 10 · ranked #1,132,515 of all domains
25 referring domains · OpenPageRank
Infrastructure
- Hosted on MIRONET-AS (91.212.196.155, IPv6)
- DNS: Azure DNS
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 3,193,296, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted