asfundation.it has an A (IPv4) record (49.13.169.129) 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 asfundation.it/49.13.169.129: Get "https://asfundation.it/.well-known/acme-challenge/letsdebug-test": context deadline exceeded
Trace:
@0ms: Making a request to http://asfundation.it/.well-known/acme-challenge/letsdebug-test (using initial IP 49.13.169.129)
@0ms: Dialing 49.13.169.129
@50ms: Server response: HTTP 301 Moved Permanently
@50ms: Received redirect to https://asfundation.it/.well-known/acme-challenge/letsdebug-test
@50ms: Dialing 49.13.169.129
@10000ms: Experienced error: context deadline exceeded
A test authorization for asfundation.it to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
49.13.169.129: Fetching https://asfundation.it/.well-known/acme-challenge/DjLI5LEWqkklwTQ0vWur3xKY6ycilKuk9RsLOnHijn8: Timeout during connect (likely firewall problem)