PING www.laobingjn.com (104.21.59.99) 56(84) bytes of data.
64 bytes from 104.21.59.99 (104.21.59.99): icmp_seq=1 ttl=60 time=5.24 ms
64 bytes from 104.21.59.99 (104.21.59.99): icmp_seq=2 ttl=60 time=4.05 ms
64 bytes from 104.21.59.99 (104.21.59.99): icmp_seq=3 ttl=60 time=4.14 ms

--- www.laobingjn.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.059/4.482/5.248/0.547 ms