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=52 time=223 ms
64 bytes from 156.250.147.197 (156.250.147.197): icmp_seq=2 ttl=52 time=217 ms
64 bytes from 156.250.147.197 (156.250.147.197): icmp_seq=3 ttl=52 time=220 ms

--- underground-www.dzlpq.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 217.719/220.834/223.912/2.557 ms