PING www.98guobin.cn (104.21.76.153) 56(84) bytes of data.
64 bytes from 104.21.76.153 (104.21.76.153): icmp_seq=1 ttl=60 time=5.75 ms
64 bytes from 104.21.76.153 (104.21.76.153): icmp_seq=2 ttl=60 time=3.85 ms
64 bytes from 104.21.76.153 (104.21.76.153): icmp_seq=3 ttl=60 time=3.87 ms

--- www.98guobin.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 3.851/4.493/5.752/0.891 ms