PING www.dongyueht.com (172.247.155.70) 56(84) bytes of data.
64 bytes from 172.247.155.70: icmp_seq=1 ttl=52 time=238 ms
64 bytes from 172.247.155.70: icmp_seq=2 ttl=52 time=238 ms
64 bytes from 172.247.155.70: icmp_seq=3 ttl=52 time=239 ms

--- www.dongyueht.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2193ms
rtt min/avg/max/mdev = 238.798/239.144/239.736/0.703 ms