Performing a basic port scan (nmap -F harmonicinc.com)
Nmap scan report for harmonicinc.com (54.68.182.72)
Host is up (0.025s latency).
Other addresses for harmonicinc.com (not scanned): 34.213.106.51
rDNS record for 54.68.182.72: ec2-54-68-182-72.us-west-2.compute.amazonaws.com
Not shown: 98 filtered tcp ports (no-response)
PORT STATE SERVICE
80/tcp open http
443/tcp open https
Nmap done: 1 IP address (1 host up) scanned in 2.02 seconds