sergerisse.homedns.org has an A (IPv4) record (184.108.40.206) 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 sergerisse.homedns.org/220.127.116.11: Get "http://sergerisse.homedns.org/.well-known/acme-challenge/letsdebug-test": context deadline exceeded
@0ms: Making a request to http://sergerisse.homedns.org/.well-known/acme-challenge/letsdebug-test (using initial IP 18.104.22.168)
@0ms: Dialing 22.214.171.124
@10000ms: Experienced error: context deadline exceeded
A test authorization for sergerisse.homedns.org to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
126.96.36.199: Fetching http://sergerisse.homedns.org/.well-known/acme-challenge/5t53NUVmuP_82TJyo_ayNlvOor1ti2sYC3pI3EWSXgw: Timeout during connect (likely firewall problem)
The current status as reported by the Let's Encrypt status page is Degraded Performance as at 2022-11-22 07:35:44.235 +0000 UTC. Depending on the reported problem, this may affect certificate issuance. For more information, please visit the status page.