PING macular-www.jyck.net.cn (23.236.66.231) 56(84) bytes of data.
64 bytes from 23.236.66.231 (23.236.66.231): icmp_seq=1 ttl=56 time=154 ms
64 bytes from 23.236.66.231 (23.236.66.231): icmp_seq=2 ttl=56 time=154 ms
64 bytes from 23.236.66.231 (23.236.66.231): icmp_seq=3 ttl=56 time=156 ms

--- macular-www.jyck.net.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 154.677/155.227/156.185/0.679 ms