mitutoor.com has an A (IPv4) record (186.30.55.16) but a request to this address over port 80 did not succeed. Your web server must have at least one working IPv4 or IPv6 address.
A timeout was experienced while communicating with mitutoor.com/186.30.55.16: Get "http://mitutoor.com/.well-known/acme-challenge/letsdebug-test": context deadline exceeded
Trace:
@0ms: Making a request to http://mitutoor.com/.well-known/acme-challenge/letsdebug-test (using initial IP 186.30.55.16)
@0ms: Dialing 186.30.55.16
@10000ms: Experienced error: context deadline exceeded