PING dz-www.daduchang.net (38.207.82.142) 56(84) bytes of data.
64 bytes from 38.207.82.142 (38.207.82.142): icmp_seq=1 ttl=54 time=255 ms
64 bytes from 38.207.82.142 (38.207.82.142): icmp_seq=2 ttl=54 time=253 ms
64 bytes from 38.207.82.142 (38.207.82.142): icmp_seq=3 ttl=54 time=253 ms

--- dz-www.daduchang.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 253.937/254.398/255.308/0.643 ms