PING luyenthitienganh.net (172.67.205.162) 56(84) bytes of data.
64 bytes from 172.67.205.162 (172.67.205.162): icmp_seq=1 ttl=60 time=6.78 ms
64 bytes from 172.67.205.162 (172.67.205.162): icmp_seq=2 ttl=60 time=4.17 ms
64 bytes from 172.67.205.162 (172.67.205.162): icmp_seq=3 ttl=60 time=4.08 ms

--- luyenthitienganh.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 4.087/5.015/6.784/1.252 ms