PING www.cc147.cn--www.cc147.cn (104.21.19.235) 56(84) bytes of data.
64 bytes from 104.21.19.235 (104.21.19.235): icmp_seq=1 ttl=60 time=5.08 ms
64 bytes from 104.21.19.235 (104.21.19.235): icmp_seq=2 ttl=60 time=4.86 ms
64 bytes from 104.21.19.235 (104.21.19.235): icmp_seq=3 ttl=60 time=4.87 ms

--- www.cc147.cn--www.cc147.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2007ms
rtt min/avg/max/mdev = 4.869/4.942/5.083/0.128 ms