letsencrypt/default.conf

server {
	listen 80 default_server;
#	listen [::]:80 default_server;
        location /.well-known {
            root /var/www/html;
        }

	# Everything is a 404
	location / {
		return 404;
	}

	# You may need this to prevent return 404 recursion.
	location = /404.html {
		internal;
	}
}