PING na61-na62.wagbridge.alibaba.1688.com.gds.alibabadns.com (203.119.169.55) 56(84) bytes
of data.
64 bytes from 203.119.169.55 (203.119.169.55): icmp_seq=1 ttl=90 time=292 ms
64 bytes from 203.119.169.55 (203.119.169.55): icmp_seq=2 ttl=90 time=289 ms
64 bytes from 203.119.169.55 (203.119.169.55): icmp_seq=3 ttl=90 time=294 ms

--- na61-na62.wagbridge.alibaba.1688.com.gds.alibabadns.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2020ms
rtt min/avg/max/mdev = 289.825/292.362/294.667/1.983 ms