IP = 212.202.64.52
Content type of robots.txt is text/html; charset=utf-8!
Look up this url in the url tool
https://rhenus.ch/.well-known/acme-challenge: 404 text/html; charset=iso-8859-1
https://rhenus.ch/.well-known/csvm: 200 text/html; charset=utf-8
https://rhenus.ch/.well-known/nostr.json: 200 text/html; charset=utf-8
https://rhenus.ch/.well-known/security.txt: 200 text/html; charset=utf-8
https://rhenus.ch/.well-known/traffic-advice: 200 text/html; charset=utf-8