PING dz-www.bulaike.com (104.21.48.1) 56(84) bytes of data.
64 bytes from 104.21.48.1 (104.21.48.1): icmp_seq=1 ttl=60 time=8.81 ms
64 bytes from 104.21.48.1 (104.21.48.1): icmp_seq=2 ttl=60 time=5.13 ms
64 bytes from 104.21.48.1 (104.21.48.1): icmp_seq=3 ttl=60 time=5.18 ms

--- dz-www.bulaike.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2051ms
rtt min/avg/max/mdev = 5.133/6.378/8.816/1.725 ms