Effectuer une analyse de port de base (nmap -F greenriver.edu)
Nmap scan report for greenriver.edu (134.39.101.95)
Host is up (0.034s 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 2.58 seconds