PING ds119.cn (104.21.48.6) 56(84) bytes of data.
64 bytes from 104.21.48.6 (104.21.48.6): icmp_seq=1 ttl=60 time=6.44 ms
64 bytes from 104.21.48.6 (104.21.48.6): icmp_seq=2 ttl=60 time=4.06 ms
64 bytes from 104.21.48.6 (104.21.48.6): icmp_seq=3 ttl=60 time=4.11 ms

--- ds119.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.064/4.876/6.447/1.111 ms