Test result for pqr.neroth.org using http-01
pqr.neroth.org 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 pqr.neroth.org/184.108.40.206: Get http://pqr.neroth.org/.well-known/acme-challenge/letsdebug-test: dial tcp 220.127.116.11:80: i/o timeout
@0ms: Making a request to http://pqr.neroth.org/.well-known/acme-challenge/letsdebug-test (using initial IP 18.104.22.168)
@0ms: Dialing 22.214.171.124
@10000ms: Experienced error: dial tcp 126.96.36.199:80: i/o timeout
A test authorization for pqr.neroth.org to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://pqr.neroth.org/.well-known/acme-challenge/dgu0a-CpnBEH-fdkXIDeJXV99o5Ft_IRXWHip8eleXM: Timeout during connect (likely firewall problem)