Let's Debug

Test result for test.ravecat.io using http-01

Error
test.ravecat.io has an A (IPv4) record (91.202.206.131) 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://test.ravecat.io/.well-known/acme-challenge/letsdebug-test: dial tcp 91.202.206.131:80: connect: no route to host

Trace:
@0ms: Making a request to http://test.ravecat.io/.well-known/acme-challenge/letsdebug-test (using initial IP 91.202.206.131)
@0ms: Dialing 91.202.206.131
@3132ms: Experienced error: dial tcp 91.202.206.131:80: connect: no route to host
A test authorization for test.ravecat.io to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://test.ravecat.io/.well-known/acme-challenge/Bcg4Q4YQtCQ2C405cbun4j8Cq22Hj8mvKOAAQSk50gA: Error getting validation data
Debug
CAA records control authorization for certificate authorities to issue certificates for a domain
ravecat.io. 0 IN CAA 0 issue "letsencrypt.org"
Debug
Requests made to the domain
Request to: test.ravecat.io/91.202.206.131, Result: [Address=91.202.206.131,Address Type=IPv4,Server=,HTTP Status=0], Issue: ANotWorking
Trace:
@0ms: Making a request to http://test.ravecat.io/.well-known/acme-challenge/letsdebug-test (using initial IP 91.202.206.131)
@0ms: Dialing 91.202.206.131
@3132ms: Experienced error: dial tcp 91.202.206.131:80: connect: no route to host

Debug
A and AAAA records found for this domain
test.ravecat.io. 0 IN A 91.202.206.131
Challenge update failures for test.ravecat.io in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/92586281
acme: error code 400 "urn:ietf:params:acme:error:connection": Fetching http://test.ravecat.io/.well-known/acme-challenge/Bcg4Q4YQtCQ2C405cbun4j8Cq22Hj8mvKOAAQSk50gA: Error getting validation data
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for test.ravecat.io is: io
Debug
The current status.io status for Let's Encrypt
Operational

Submitted May 15 04:30:30 2020. Sat in queue for 3ms. Completed in 9s. Hide verbose information.