Realizar un escaneo de puertos básico (nmap -F altice.net)
Nmap scan report for altice.net (109.24.52.54)
Host is up (0.15s 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 5.45 seconds