PING www.hi881.com (104.21.45.187) 56(84) bytes of data.
64 bytes from 104.21.45.187 (104.21.45.187): icmp_seq=1 ttl=60 time=4.76 ms
64 bytes from 104.21.45.187 (104.21.45.187): icmp_seq=2 ttl=60 time=4.20 ms
64 bytes from 104.21.45.187 (104.21.45.187): icmp_seq=3 ttl=60 time=4.02 ms

--- www.hi881.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2223ms
rtt min/avg/max/mdev = 4.020/4.329/4.769/0.328 ms