PING migoclinic.co.kr (222.231.49.150) 56(84) bytes of data.
64 bytes from d150.nskorea.com (222.231.49.150): icmp_seq=1 ttl=53 time=246 ms
64 bytes from d150.nskorea.com (222.231.49.150): icmp_seq=2 ttl=53 time=244 ms
64 bytes from d150.nskorea.com (222.231.49.150): icmp_seq=3 ttl=53 time=244 ms

--- migoclinic.co.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 244.801/245.542/246.991/1.024 ms