Letsencrypt error – Server only speaks HTTP, not TLS
If you have encountered following error, Domain: xxx.xxx.com Type: malformed Detail: Failed to connect to xxx:443 for tls-sni-01 challenge: Server only speaks HTTP, not TLS Make sure you have following lines in your Apache virtual host conf file SSLCertificateFile /etc/ssl/certs/ssl-cert-snakeoil.pem SSLCertificateKeyFile /etc/ssl/private/ssl-cert-snakeoil.key Include /etc/letsencrypt/options-ssl-apache.conf