garpit.truenascore.one has an A (IPv4) record (113.11.176.197) 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 garpit.truenascore.one/113.11.176.197: Get "http://garpit.truenascore.one/.well-known/acme-challenge/letsdebug-test": context deadline exceeded
Trace:
@0ms: Making a request to http://garpit.truenascore.one/.well-known/acme-challenge/letsdebug-test (using initial IP 113.11.176.197)
@0ms: Dialing 113.11.176.197
@10000ms: Experienced error: context deadline exceeded
A test authorization for garpit.truenascore.one to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
113.11.176.197: Fetching http://garpit.truenascore.one/.well-known/acme-challenge/zZIqWzXgHeG42iRLbihJxAQwqEOWnl-Na7XRx51I4uk: Timeout during connect (likely firewall problem)