PING underground-www.dzlpq.cn (156.250.147.197) 56(84) bytes of data.
64 bytes from 156.250.147.197 (156.250.147.197): icmp_seq=1 ttl=56 time=189 ms
64 bytes from 156.250.147.197 (156.250.147.197): icmp_seq=2 ttl=56 time=188 ms
64 bytes from 156.250.147.197 (156.250.147.197): icmp_seq=3 ttl=56 time=188 ms

--- underground-www.dzlpq.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 188.548/189.112/189.980/0.799 ms