ServerName api.yourdomain.com ProxyPass / http://www.example.com:8001/ ProxyPassReverse / http://www.example.com:8001/ ServerAdmin you@somewhere.com ServerName api.domain.com ProxyPass / http://localhost:8080/ ProxyPassReverse / http://localhost:8080/ ErrorLog ${APACHE_LOG_DIR}/error.log CustomLog ${APACHE_LOG_DIR}/access.log combined SSLEngine on SSLCertificateFile /etc/letsencrypt/live/api.domain.com/fullchain.pem SSLCertificateKeyFile /etc/letsencrypt/live/api.domain.com/privkey.pem SSLCertificateChainFile /etc/letsencrypt/live/api.domain.com/fullchain.pem Include /etc/letsencrypt/options-ssl-apache.conf