Let's Debug

Test result for cnserver1.bullfreedom.xyz using http-01

Error
cnserver1.bullfreedom.xyz has an A (IPv4) record (119.23.243.39) 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://cnserver1.bullfreedom.xyz/.well-known/acme-challenge/letsdebug-test": dial tcp 119.23.243.39:80: connect: connection refused

Trace:
@0ms: Making a request to http://cnserver1.bullfreedom.xyz/.well-known/acme-challenge/letsdebug-test (using initial IP 119.23.243.39)
@0ms: Dialing 119.23.243.39
@335ms: Experienced error: dial tcp 119.23.243.39:80: connect: connection refused
A test authorization for cnserver1.bullfreedom.xyz to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
119.23.243.39: Fetching http://cnserver1.bullfreedom.xyz/.well-known/acme-challenge/bHm000M0PyrflvcmjCpGZBR4C21I1KXatBVFb-zgVz8: Connection refused

Submitted Oct 11 04:00:29 2023. Sat in queue for 4ms. Completed in 1s. Show verbose information.