PING dz-www.sh12333.icoc.cc (106.75.159.127) 56(84) bytes of data.
64 bytes from 106.75.159.127 (106.75.159.127): icmp_seq=1 ttl=33 time=304 ms
64 bytes from 106.75.159.127 (106.75.159.127): icmp_seq=2 ttl=33 time=317 ms
64 bytes from 106.75.159.127 (106.75.159.127): icmp_seq=3 ttl=33 time=306 ms

--- dz-www.sh12333.icoc.cc ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 304.996/309.693/317.238/5.388 ms