Realizar un escaneo de puertos básico (nmap -F exchangemarketplace.com)
Nmap scan report for exchangemarketplace.com (185.146.173.20)
Host is up (0.00100s latency).
Not shown: 96 filtered tcp ports (no-response)
PORT STATE SERVICE
80/tcp open http
443/tcp open https
8080/tcp open http-proxy
8443/tcp open https-alt
Nmap done: 1 IP address (1 host up) scanned in 2.03 seconds