PING www.jiaozhiliu.org (8.210.122.171) 56(84) bytes of data.
64 bytes from 8.210.122.171 (8.210.122.171): icmp_seq=1 ttl=56 time=221 ms
64 bytes from 8.210.122.171 (8.210.122.171): icmp_seq=2 ttl=56 time=220 ms
64 bytes from 8.210.122.171 (8.210.122.171): icmp_seq=3 ttl=56 time=220 ms

--- www.jiaozhiliu.org ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1998ms
rtt min/avg/max/mdev = 220.396/220.642/221.094/0.320 ms