Realizar un escaneo de puertos básico (nmap -F nbccf.org)
Nmap scan report for nbccf.org (52.173.77.140)
Host is up (0.037s latency).
Not shown: 98 filtered ports
PORT STATE SERVICE
80/tcp open http
443/tcp open https
Nmap done: 1 IP address (1 host up) scanned in 4.58 seconds