PING www.caythuocviet.com (103.90.227.85) 56(84) bytes of data.
64 bytes from 103.90.227.85 (103.90.227.85): icmp_seq=1 ttl=55 time=225 ms
64 bytes from 103.90.227.85 (103.90.227.85): icmp_seq=1 ttl=55 time=225 ms (DUP!)
64 bytes from 103.90.227.85 (103.90.227.85): icmp_seq=2 ttl=55 time=224 ms
64 bytes from 103.90.227.85 (103.90.227.85): icmp_seq=3 ttl=55 time=224 ms

--- www.caythuocviet.com ping statistics ---
3 packets transmitted, 3 received, +1 duplicates, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 224.382/224.839/225.219/0.369 ms