Could not issue a Let's Encrypt SSL/TLS certificate for Authorization for the domain failed



When i tried to create a new certificate on my plesk panel each times i had a error message like :slight_smile:

Additional error details:
Invalid response from
Type: urn:acme:error:connection
Status: 400
Detail: Fetching Connection refused


$ telnet 80
telnet: Unable to connect to remote host: Connection refused

Your webserver does not listen on port 80 (http) or connections to port 80 are blocked.


Thank’s for your answer, it’s look like my port 80 is totally close on my server :-1:

other issue i must find a solution as quick as i can, thank’s for showing me the right way :slight_smile:


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