What powers learch.ch?
Last seen Sep 2026 · 14 technologies across 8 categories
Analytics
Matomo Analytics
since Apr 2023
JavaScript frameworks
JavaScript libraries
Maps
Google Maps
since Apr 2023
Miscellaneous
Security
Web servers
Webmail
Apple iCloud Mail
since Mar 2024
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
1.83 / 10 · ranked #4,206,085 of all domains
6 referring domains · OpenPageRank
Infrastructure
- Hosted on NTS (217.11.221.200)
- DNS: cyon.ch
- Email: learch.ch
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Jan 2027
- Common Crawl link graph: rank 17,750,597
- Verified with: Apple Business
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
- detected SWFObject Sep 2026