PING lading.wutaizhuang.net (154.31.209.208) 56(84) bytes of data.
64 bytes from 154.31.209.208 (154.31.209.208): icmp_seq=1 ttl=56 time=331 ms
64 bytes from 154.31.209.208 (154.31.209.208): icmp_seq=2 ttl=56 time=332 ms
64 bytes from 154.31.209.208 (154.31.209.208): icmp_seq=3 ttl=56 time=331 ms

--- lading.wutaizhuang.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 331.618/332.155/332.867/0.704 ms