Realizar un escaneo de puertos básico (nmap -F lyon.edu)
Nmap scan report for lyon.edu (40.119.1.254)
Host is up (0.025s 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 4.27 seconds