PING www.itart.co.kr (112.148.252.170) 56(84) bytes of data.
64 bytes from 112.148.252.170 (112.148.252.170): icmp_seq=1 ttl=52 time=266 ms
64 bytes from 112.148.252.170 (112.148.252.170): icmp_seq=2 ttl=52 time=265 ms
64 bytes from 112.148.252.170 (112.148.252.170): icmp_seq=3 ttl=52 time=265 ms

--- www.itart.co.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 265.896/266.077/266.350/0.627 ms