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=282 ms
64 bytes from 182.61.201.90 (182.61.201.90): icmp_seq=2 ttl=52 time=278 ms
64 bytes from 182.61.201.90 (182.61.201.90): icmp_seq=3 ttl=52 time=282 ms

--- ziyuan.n.shifen.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2188ms
rtt min/avg/max/mdev = 278.961/281.271/282.428/1.690 ms