sbsartis.b2m-it.com has an A (IPv4) record (197.13.22.2) 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 sbsartis.b2m-it.com/197.13.22.2: Get "http://sbsartis.b2m-it.com/.well-known/acme-challenge/letsdebug-test": dial tcp 197.13.22.2:80: i/o timeout
Trace:
@0ms: Making a request to http://sbsartis.b2m-it.com/.well-known/acme-challenge/letsdebug-test (using initial IP 197.13.22.2)
@0ms: Dialing 197.13.22.2
@10000ms: Experienced error: dial tcp 197.13.22.2:80: i/o timeout
A test authorization for sbsartis.b2m-it.com to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
197.13.22.2: Fetching http://sbsartis.b2m-it.com/.well-known/acme-challenge/34CQz6nWYCROLfR1BzNYKCUgKqAhray-BYdZCnEBItk: Timeout during connect (likely firewall problem)
Requests made to the domain
Request to: sbsartis.b2m-it.com/197.13.22.2, Result: [Address=197.13.22.2,Address Type=IPv4,Server=,HTTP Status=0], Issue: ANotWorking
Trace:
@0ms: Making a request to http://sbsartis.b2m-it.com/.well-known/acme-challenge/letsdebug-test (using initial IP 197.13.22.2)
@0ms: Dialing 197.13.22.2
@10000ms: Experienced error: dial tcp 197.13.22.2:80: i/o timeout
A and AAAA records found for this domain
sbsartis.b2m-it.com. 0 IN A 197.13.22.2
An internal error occurred while checking the domain
Failed to query certwatch database to check rate limits: pq: canceling statement due to conflict with recovery
Challenge update failures for sbsartis.b2m-it.com in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/8447227934
acme: error code 400 "urn:ietf:params:acme:error:connection": 197.13.22.2: Fetching http://sbsartis.b2m-it.com/.well-known/acme-challenge/34CQz6nWYCROLfR1BzNYKCUgKqAhray-BYdZCnEBItk: Timeout during connect (likely firewall problem)
The IANA public suffix is the TLD of the Registered Domain
The TLD for sbsartis.b2m-it.com is: com
The current status.io status for Let's Encrypt
Operational