Realizar un escaneo de puertos básico (nmap -F 51vv.com)
Nmap scan report for 51vv.com (162.62.80.222)
Host is up (0.17s 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 5.62 seconds