Realizar un escaneo de puertos básico (nmap -F tvc.ru)
Nmap scan report for tvc.ru (178.248.233.127)
Host is up (0.0092s 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 8.63 seconds