Starting Nmap 6.47 ( http://nmap.org ) at 2015-05-13 16:40 CEST
Nmap scan report for 0.it.pool.ntp.org (194.116.87.4)
Host is up (0.091s latency).
Other addresses for 0.it.pool.ntp.org (not scanned): 212.45.144.3 212.45.144.16
PORT    STATE SERVICE
123/udp open  ntp

Nmap done: 1 IP address (1 host up) scanned in 0.63 seconds