PING www.dupiwudao.com (66.254.173.173) 56(84) bytes of data.
64 bytes from 66.254.173.173 (66.254.173.173): icmp_seq=1 ttl=121 time=144 ms
64 bytes from 66.254.173.173 (66.254.173.173): icmp_seq=2 ttl=121 time=142 ms
64 bytes from 66.254.173.173 (66.254.173.173): icmp_seq=3 ttl=121 time=142 ms

--- www.dupiwudao.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 142.024/142.806/144.354/1.094 ms