PING dz-www.sxwzny.com (104.21.28.23) 56(84) bytes of data.
64 bytes from 104.21.28.23 (104.21.28.23): icmp_seq=1 ttl=60 time=4.87 ms
64 bytes from 104.21.28.23 (104.21.28.23): icmp_seq=2 ttl=60 time=4.95 ms
64 bytes from 104.21.28.23 (104.21.28.23): icmp_seq=3 ttl=60 time=4.92 ms

--- dz-www.sxwzny.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.870/4.916/4.953/0.066 ms