signal.wetleaves.com has an A (IPv4) record (188.8.131.52) 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 signal.wetleaves.com/184.108.40.206: Get "http://signal.wetleaves.com/.well-known/acme-challenge/letsdebug-test": context deadline exceeded
@0ms: Making a request to http://signal.wetleaves.com/.well-known/acme-challenge/letsdebug-test (using initial IP 220.127.116.11)
@0ms: Dialing 18.104.22.168
@10000ms: Experienced error: context deadline exceeded
A test authorization for signal.wetleaves.com to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
22.214.171.124: Fetching http://signal.wetleaves.com/.well-known/acme-challenge/aseo5nptB3RJ5JemhgQ5rfQPbPMkHx-rwNLdHp5s9n8: Timeout during connect (likely firewall problem)