Nmap scan report for res-dev.com (173.236.210.70)
Host is up (0.063s latency).
rDNS record for 173.236.210.70: apache2-fungi.iad1-shared-d12-06.dreamhost.com
Not shown: 994 filtered tcp ports (no-response), 1 filtered tcp ports (port-unreach)
PORT    STATE SERVICE
21/tcp  open  ftp
22/tcp  open  ssh
80/tcp  open  http
443/tcp open  https
587/tcp open  submission

Nmap done: 1 IP address (1 host up) scanned in 4.90 seconds