PING ww1.sinaimg.cn.w.alikunlun.com (47.246.48.203) 56(84) bytes of data.
64 bytes from 47.246.48.203 (47.246.48.203): icmp_seq=1 ttl=59 time=4.71 ms
64 bytes from 47.246.48.203 (47.246.48.203): icmp_seq=2 ttl=59 time=4.03 ms
64 bytes from 47.246.48.203 (47.246.48.203): icmp_seq=3 ttl=59 time=4.01 ms

--- ww1.sinaimg.cn.w.alikunlun.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2015ms
rtt min/avg/max/mdev = 4.015/4.255/4.716/0.334 ms