paperquik.com has an A (IPv4) record (143.244.208.72) 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 paperquik.com/143.244.208.72: Get "http://paperquik.com/.well-known/acme-challenge/letsdebug-test": dial tcp 143.244.208.72:80: i/o timeout
Trace:
@0ms: Making a request to http://paperquik.com/.well-known/acme-challenge/letsdebug-test (using initial IP 143.244.208.72)
@0ms: Dialing 143.244.208.72
@10001ms: Experienced error: dial tcp 143.244.208.72:80: i/o timeout
A test authorization for paperquik.com to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
143.244.208.72: Fetching http://paperquik.com/.well-known/acme-challenge/Q9uF-xjae4Gh55N4paqiaIdi3ELOfGU2ek7CCydRwmc: Timeout during connect (likely firewall problem)