Let's Debug

Test result for octopus.osvatmos.com using http-01

Error
octopus.osvatmos.com has an A (IPv4) record (52.27.95.15) 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.
A timeout was experienced while communicating with octopus.osvatmos.com/52.27.95.15: Get http://octopus.osvatmos.com/.well-known/acme-challenge/letsdebug-test: context deadline exceeded

Trace:
@0ms: Making a request to http://octopus.osvatmos.com/.well-known/acme-challenge/letsdebug-test (using initial IP 52.27.95.15)
@0ms: Dialing 52.27.95.15
@10000ms: Experienced error: context deadline exceeded
A test authorization for octopus.osvatmos.com to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://octopus.osvatmos.com/.well-known/acme-challenge/kONlOVsJ6W5lGa2SEU2Kqz0D6AWVIAoBqN-1IXDoX6c: Timeout during connect (likely firewall problem)
Debug
Requests made to the domain
Request to: octopus.osvatmos.com/52.27.95.15, Result: [Address=52.27.95.15,Address Type=IPv4,Server=,HTTP Status=0], Issue: ANotWorking
Trace:
@0ms: Making a request to http://octopus.osvatmos.com/.well-known/acme-challenge/letsdebug-test (using initial IP 52.27.95.15)
@0ms: Dialing 52.27.95.15
@10000ms: Experienced error: context deadline exceeded

Debug
A and AAAA records found for this domain
octopus.osvatmos.com. 0 IN A 52.27.95.15
Challenge update failures for octopus.osvatmos.com in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/63151416
acme: error code 400 "urn:ietf:params:acme:error:connection": Fetching http://octopus.osvatmos.com/.well-known/acme-challenge/kONlOVsJ6W5lGa2SEU2Kqz0D6AWVIAoBqN-1IXDoX6c: Timeout during connect (likely firewall problem)
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for octopus.osvatmos.com is: com
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Nov 26 04:31:58 2019. Sat in queue for 1ms. Completed in 15s. Hide verbose information.