PING www.taoli88.cn (104.21.91.30) 56(84) bytes of data.
64 bytes from 104.21.91.30 (104.21.91.30): icmp_seq=1 ttl=59 time=5.50 ms
64 bytes from 104.21.91.30 (104.21.91.30): icmp_seq=2 ttl=59 time=5.23 ms
64 bytes from 104.21.91.30 (104.21.91.30): icmp_seq=3 ttl=59 time=5.24 ms

--- www.taoli88.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 5.232/5.327/5.504/0.150 ms