Realizar un escaneo de puertos básico (nmap -F anessa.cn)
Nmap scan report for anessa.cn (139.224.240.33)
Host is up (0.16s latency).
All 100 scanned ports on anessa.cn (139.224.240.33) are filtered
Nmap done: 1 IP address (1 host up) scanned in 21.85 seconds