Performing a basic port scan (nmap -F marlinfinance.net)
Nmap scan report for marlinfinance.net (67.205.13.77)
Host is up (0.068s latency).
rDNS record for 67.205.13.77: apache2-rank.husk.dreamhost.com
Not shown: 94 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 2.76 seconds