PING www.duolaixing.com (156.224.201.30) 56(84) bytes of data.
64 bytes from 156.224.201.30 (156.224.201.30): icmp_seq=1 ttl=53 time=155 ms
64 bytes from 156.224.201.30 (156.224.201.30): icmp_seq=2 ttl=53 time=154 ms
64 bytes from 156.224.201.30 (156.224.201.30): icmp_seq=3 ttl=53 time=154 ms

--- www.duolaixing.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2207ms
rtt min/avg/max/mdev = 154.443/154.674/155.132/0.323 ms