sherlockmeet.expertsystem.co.in has an A (IPv4) record (103.134.101.44) 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.
Get "http://sherlockmeet.expertsystem.co.in/.well-known/acme-challenge/letsdebug-test": dial tcp 103.134.101.44:80: connect: connection refused
Trace:
@0ms: Making a request to http://sherlockmeet.expertsystem.co.in/.well-known/acme-challenge/letsdebug-test (using initial IP 103.134.101.44)
@0ms: Dialing 103.134.101.44
@223ms: Experienced error: dial tcp 103.134.101.44:80: connect: connection refused
A test authorization for sherlockmeet.expertsystem.co.in to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://sherlockmeet.expertsystem.co.in/.well-known/acme-challenge/2JCIHjGv-3Awnjuj3khWaDhsTUPFAbPZllhVJRHQm5U: Connection refused