PING www.xtbst.cn (108.186.231.173) 56(84) bytes of data.
64 bytes from 108.186.231.173 (108.186.231.173): icmp_seq=1 ttl=122 time=139 ms
64 bytes from 108.186.231.173 (108.186.231.173): icmp_seq=2 ttl=122 time=139 ms
64 bytes from 108.186.231.173 (108.186.231.173): icmp_seq=3 ttl=122 time=139 ms

--- www.xtbst.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 139.563/139.627/139.714/0.436 ms