Realizar un escaneo de puertos básico (nmap -F dreft.com)
Nmap scan report for dreft.com (20.94.2.158)
Host is up (0.051s 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 4.76 seconds