gistfile1.txt

server {
    listen 80;
    listen [::]:80 default ipv6only=on;

    server_name chat.ataliba.net;
    rewrite     ^   https://$server_name$request_uri? permanent;

    add_header Strict-Transport-Security max-age=31536000;

    location / {
            root /var/www;
            index index.html index.htm;
    }
}

# HTTPS server
server {
    listen 443;
    server_name chat.sparklingclouds.nl;

    add_header Strict-Transport-Security max-age=31536000;

    ssl  on;
    ssl_certificate  /etc/ssl/cert.crt;
    ssl_certificate_key  /etc/ssl/key.pem;

    ssl_session_cache shared:SSL:10m;
    ssl_session_timeout 5m;

    ssl_protocols SSLv3 TLSv1.2;
            ssl_ciphers ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-RC4-SHA:ECDHE-RSA-AES128-SHA:RC4:HIGH:!MD5:!aNULL:!EDH;
            ssl_prefer_server_ciphers on;

    location / {
        root /var/www;
        index index.html index.htm;
    }

    location /http-bind {
        proxy_buffering off;
        tcp_nodelay on;
        keepalive_timeout 55;
        proxy_pass http://127.0.0.1:5280/http-bind;
    }
}
Save it and restart NGINX: