PING www.258z.cn (38.33.13.223) 56(84) bytes of data.
64 bytes from 38.33.13.223 (38.33.13.223): icmp_seq=1 ttl=122 time=144 ms
64 bytes from 38.33.13.223 (38.33.13.223): icmp_seq=2 ttl=122 time=141 ms
64 bytes from 38.33.13.223 (38.33.13.223): icmp_seq=3 ttl=122 time=141 ms

--- www.258z.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 141.833/142.692/144.341/1.244 ms