PING maytinhbacninh.com (216.239.36.21) 56(84) bytes of data.
64 bytes from any-in-2415.1e100.net (216.239.36.21): icmp_seq=1 ttl=114 time=0.550 ms
64 bytes from any-in-2415.1e100.net (216.239.36.21): icmp_seq=2 ttl=114 time=0.251 ms
64 bytes from any-in-2415.1e100.net (216.239.36.21): icmp_seq=3 ttl=114 time=0.293 ms

--- maytinhbacninh.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2026ms
rtt min/avg/max/mdev = 0.251/0.364/0.550/0.133 ms