PING twhung.us (104.21.68.45) 56(84) bytes of data.
64 bytes from 104.21.68.45 (104.21.68.45): icmp_seq=1 ttl=59 time=4.56 ms
64 bytes from 104.21.68.45 (104.21.68.45): icmp_seq=2 ttl=59 time=4.51 ms
64 bytes from 104.21.68.45 (104.21.68.45): icmp_seq=3 ttl=59 time=4.62 ms

--- twhung.us ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 4.515/4.570/4.628/0.046 ms