IP = 104.21.81.5
Content type of robots.txt is text/html!
Look up this url in the url tool
https://subham.dev/.well-known/acme-challenge: 999 text/html
https://subham.dev/.well-known/csvm: 999 text/html
https://subham.dev/.well-known/nostr.json: 999 text/html
https://subham.dev/.well-known/security.txt: 999 text/html
https://subham.dev/.well-known/traffic-advice: 999 text/html