PING ip-www.rrguakao.com (172.67.171.135) 56(84) bytes of data.
64 bytes from 172.67.171.135 (172.67.171.135): icmp_seq=1 ttl=60 time=4.47 ms
64 bytes from 172.67.171.135 (172.67.171.135): icmp_seq=2 ttl=60 time=4.39 ms
64 bytes from 172.67.171.135 (172.67.171.135): icmp_seq=3 ttl=60 time=4.44 ms

--- ip-www.rrguakao.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 4.396/4.439/4.476/0.032 ms