PING yangzhixin.com (106.53.117.143) 56(84) bytes of data.
64 bytes from 106.53.117.143 (106.53.117.143): icmp_seq=1 ttl=51 time=252 ms
64 bytes from 106.53.117.143 (106.53.117.143): icmp_seq=2 ttl=51 time=250 ms
64 bytes from 106.53.117.143 (106.53.117.143): icmp_seq=3 ttl=51 time=250 ms

--- yangzhixin.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 250.106/250.874/252.339/1.186 ms