PING www.xingankeji.cn (38.12.145.55) 56(84) bytes of data.
64 bytes from 38.12.145.55 (38.12.145.55): icmp_seq=1 ttl=121 time=144 ms
64 bytes from 38.12.145.55 (38.12.145.55): icmp_seq=2 ttl=121 time=141 ms
64 bytes from 38.12.145.55 (38.12.145.55): icmp_seq=3 ttl=121 time=141 ms

--- www.xingankeji.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 141.413/142.422/144.364/1.407 ms