server {
    listen 10.8.0.1:443 ssl http2;
    #listen [::]:443 ssl http2;
    server_name keys.ins;

    ssl_certificate /etc/nginx/ssl/keys-ins.chain.crt;
    ssl_certificate_key /etc/nginx/ssl/keys-ins.key.pem;

    root /var/www/keys;
    location / {
        autoindex on;
    }
}