Effectuer une analyse de port de base (nmap -F ers.usda.gov)
Nmap scan report for ers.usda.gov (20.141.137.224)
Host is up (0.052s 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 4.24 seconds