PING web20vn.com--www.halongjie.com (47.239.199.151) 56(84) bytes of data.
64 bytes from 47.239.199.151 (47.239.199.151): icmp_seq=1 ttl=57 time=249 ms
64 bytes from 47.239.199.151 (47.239.199.151): icmp_seq=2 ttl=57 time=249 ms
64 bytes from 47.239.199.151 (47.239.199.151): icmp_seq=3 ttl=57 time=249 ms

--- web20vn.com--www.halongjie.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 249.101/249.320/249.659/0.474 ms