PING www.learn-korean.net (104.21.49.198) 56(84) bytes of data.
64 bytes from 104.21.49.198 (104.21.49.198): icmp_seq=1 ttl=60 time=8.11 ms
64 bytes from 104.21.49.198 (104.21.49.198): icmp_seq=2 ttl=60 time=5.10 ms
64 bytes from 104.21.49.198 (104.21.49.198): icmp_seq=3 ttl=60 time=5.19 ms

--- www.learn-korean.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 5.107/6.136/8.111/1.399 ms