Let's Debug

Test result for mail.infordata.com.ec using http-01

Error
mail.infordata.com.ec has an A (IPv4) record (186.4.176.15) 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://mail.infordata.com.ec/.well-known/acme-challenge/letsdebug-test": dial tcp 186.4.176.15:80: connect: connection refused

Trace:
@0ms: Making a request to http://mail.infordata.com.ec/.well-known/acme-challenge/letsdebug-test (using initial IP 186.4.176.15)
@0ms: Dialing 186.4.176.15
@97ms: Experienced error: dial tcp 186.4.176.15:80: connect: connection refused
A test authorization for mail.infordata.com.ec to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
186.4.176.15: Fetching http://mail.infordata.com.ec/.well-known/acme-challenge/sxTTg5YMwZvGfQKrcLeBTEILCb8KQ42O99ue5Ms5Ieg: Connection refused

Submitted Jul 31 15:15:06 2023. Sat in queue for 4ms. Completed in 1s. Show verbose information.