PING useast-scproxy.alibaba.com.gds.alibabadns.com (47.246.136.253) 56(84) bytes of data.
64 bytes from 47.246.136.253 (47.246.136.253): icmp_seq=1 ttl=97 time=88.1 ms
64 bytes from 47.246.136.253 (47.246.136.253): icmp_seq=2 ttl=97 time=87.5 ms
64 bytes from 47.246.136.253 (47.246.136.253): icmp_seq=3 ttl=97 time=87.6 ms

--- useast-scproxy.alibaba.com.gds.alibabadns.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 87.599/87.819/88.188/0.262 ms