Default NGINX Web Server Configuration

default.conf

# Default HTTP server block for non-existing domains (port 80)
server {
    listen 80 default_server;
    listen [::]:80 default_server;

    server_name _;

    return 444;
}

# Default HTTPS server block for non-existing domains (port 443)
server {
    listen 443 ssl default_server;
    listen [::]:443 ssl default_server;

    listen 443 quic reuseport default_server;
    listen [::]:443 quic reuseport default_server;

    ssl_reject_handshake on;
}