Performing a basic port scan (nmap -F threatmodeler.com)
Nmap scan report for threatmodeler.com (3.217.206.149)
Host is up (0.068s latency).
rDNS record for 3.217.206.149: ec2-3-217-206-149.compute-1.amazonaws.com
Not shown: 96 closed tcp ports (reset)
PORT STATE SERVICE
21/tcp filtered ftp
22/tcp filtered ssh
80/tcp open http
443/tcp open https
Nmap done: 1 IP address (1 host up) scanned in 2.68 seconds