Nmap scan report for rd19020.gershwinlitigant.eu.com (77.90.182.20)
Host is up (0.094s latency).
Not shown: 96 filtered tcp ports (no-response)
PORT    STATE  SERVICE
25/tcp  open   smtp
53/tcp  closed domain
80/tcp  open   http
443/tcp closed https

Nmap done: 1 IP address (1 host up) scanned in 3.21 seconds