IP = 104.21.30.141
Content type of robots.txt is text/html; charset=iso-8859-1!
Look up this url in the url tool
https://www.sqlitetutorial.net/.well-known/acme-challenge: 406 text/html; charset=iso-8859-1
https://www.sqlitetutorial.net/.well-known/csvm: 406 text/html; charset=iso-8859-1
https://www.sqlitetutorial.net/.well-known/nostr.json: 406 text/html; charset=iso-8859-1
https://www.sqlitetutorial.net/.well-known/security.txt: 406 text/html; charset=iso-8859-1
https://www.sqlitetutorial.net/.well-known/traffic-advice: 406 text/html; charset=iso-8859-1