PING ziyuan.n.shifen.com (182.61.201.90) 56(84) bytes of data.
64 bytes from 182.61.201.90 (182.61.201.90): icmp_seq=1 ttl=52 time=274 ms
64 bytes from 182.61.201.90 (182.61.201.90): icmp_seq=2 ttl=52 time=274 ms
64 bytes from 182.61.201.90 (182.61.201.90): icmp_seq=3 ttl=52 time=274 ms

--- ziyuan.n.shifen.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2131ms
rtt min/avg/max/mdev = 274.346/274.581/274.992/0.517 ms