PING www.cubics.co.kr (106.249.25.147) 56(84) bytes of data.
64 bytes from 106.249.25.147 (106.249.25.147): icmp_seq=1 ttl=53 time=270 ms
64 bytes from 106.249.25.147 (106.249.25.147): icmp_seq=2 ttl=53 time=269 ms
64 bytes from 106.249.25.147 (106.249.25.147): icmp_seq=3 ttl=53 time=269 ms

--- www.cubics.co.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 269.879/270.097/270.503/0.512 ms