PING web20vn.com--www.baidu1688china.com (54.156.158.84) 56(84) bytes of data.
64 bytes from ec2-54-156-158-84.compute-1.amazonaws.com (54.156.158.84): icmp_seq=1 ttl=59
time=151 ms
64 bytes from ec2-54-156-158-84.compute-1.amazonaws.com (54.156.158.84): icmp_seq=2 ttl=59
time=110 ms
64 bytes from ec2-54-156-158-84.compute-1.amazonaws.com (54.156.158.84): icmp_seq=3 ttl=59
time=148 ms

--- web20vn.com--www.baidu1688china.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 110.826/136.869/151.266/18.452 ms