PING pratoolee.ac.th (103.91.189.178) 56(84) bytes of data.
64 bytes from 103-91-189-178.colodee.net (103.91.189.178): icmp_seq=1 ttl=58 time=244 ms
64 bytes from 103-91-189-178.colodee.net (103.91.189.178): icmp_seq=2 ttl=58 time=242 ms
64 bytes from 103-91-189-178.colodee.net (103.91.189.178): icmp_seq=3 ttl=58 time=242 ms

--- pratoolee.ac.th ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 242.387/243.328/244.919/1.200 ms