I get this error whenever I try to install the cert on my second domain. It worked perfectly on my other one. I have no idea why, and any assistance would be most appreciated. I’m using Plesk 12.5, PHP 7.0.9 and Ubunto 14.04. Thanks!
Error: Let's Encrypt SSL certificate installation failed: Failed letsencrypt execution: Failed authorization procedure. avulsion2.com (http-01): urn:acme:error:connection :: The server could not connect to the client to verify the domain :: Could not connect to http://avulsion2.com/.well-known/acme-challenge/FQhnx4DY98Jh-jp4a3qtfxIP07NDXd_4evGnJNegu1Y IMPORTANT NOTES: - The following errors were reported by the server: Domain: avulsion2.com Type: connection Detail: Could not connect to http://avulsion2.com/.well-known/acme-challenge/FQhnx4DY98Jh-jp4a3qtfxIP07NDXd_4evGnJNegu1Y To fix these errors, please make sure that your domain name was entered correctly and the DNS A record(s) for that domain contain(s) the right IP address. Additionally, please check that your computer has a publicly routable IP address and that no firewalls are preventing the server from communicating with the client. If you're using the webroot plugin, you should also verify that you are serving files from the webroot path you provided.