PING www.wifi-bj.com (154.212.236.73) 56(84) bytes of data.
64 bytes from 154.212.236.73 (154.212.236.73): icmp_seq=1 ttl=55 time=225 ms
64 bytes from 154.212.236.73 (154.212.236.73): icmp_seq=2 ttl=55 time=225 ms
64 bytes from 154.212.236.73 (154.212.236.73): icmp_seq=3 ttl=55 time=225 ms

--- www.wifi-bj.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 225.161/225.557/225.842/0.619 ms