escm.ml has an A (IPv4) record (174.112.189.216) 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://escm.ml/.well-known/acme-challenge/letsdebug-test": dial tcp 174.112.189.216:80: connect: no route to host
Trace:
@0ms: Making a request to http://escm.ml/.well-known/acme-challenge/letsdebug-test (using initial IP 174.112.189.216)
@0ms: Dialing 174.112.189.216
@24ms: Experienced error: dial tcp 174.112.189.216:80: connect: no route to host
The current status as reported by the Let's Encrypt status page is Service Disruption as at 2021-04-10 17:04:29.44 +0000 UTC. Depending on the reported problem, this may affect certificate issuance. For more information, please visit the status page.
https://letsencrypt.status.io/