PING 21cto.com (81.70.105.8) 56(84) bytes of data.
64 bytes from 81.70.105.8 (81.70.105.8): icmp_seq=1 ttl=54 time=192 ms
64 bytes from 81.70.105.8 (81.70.105.8): icmp_seq=2 ttl=54 time=191 ms
64 bytes from 81.70.105.8 (81.70.105.8): icmp_seq=3 ttl=54 time=191 ms

--- 21cto.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 191.483/191.864/192.589/0.720 ms