IP = 104.21.42.135
Content type of robots.txt is text/html; charset=utf-8!
Look up this url in the url tool
https://devctm.com/.well-known/acme-challenge: 400 text/plain; charset=utf-8
https://devctm.com/.well-known/csvm: 400 text/plain; charset=utf-8
https://devctm.com/.well-known/nostr.json: 400 text/plain; charset=utf-8
https://devctm.com/.well-known/security.txt: 400 text/plain; charset=utf-8
https://devctm.com/.well-known/traffic-advice: 400 text/plain; charset=utf-8