server {
listen 80 deferred backlog=16384 reuseport fastopen=2048 http2 default_server;;
listen 443 ssl deferred backlog=16384 reuseport fastopen=2048 http2; # No default_server here unless certificate specified here too.
server_name _;
default_type text/html;
return 404 '404 Not Found404 Not Found
default imagery server vhost. Please use correct URL.';
}