Performing a basic port scan (nmap -F massart.edu)
Nmap scan report for massart.edu (52.87.65.167)
Host is up (0.068s latency).
rDNS record for 52.87.65.167: ec2-52-87-65-167.compute-1.amazonaws.com
Not shown: 97 filtered tcp ports (no-response)
PORT STATE SERVICE
22/tcp open ssh
80/tcp open http
443/tcp open https
Nmap done: 1 IP address (1 host up) scanned in 2.64 seconds