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=266 ms
64 bytes from 203.119.169.55 (203.119.169.55): icmp_seq=2 ttl=90 time=282 ms
64 bytes from 203.119.169.55 (203.119.169.55): icmp_seq=3 ttl=90 time=287 ms

--- na61-na62.wagbridge.alibaba.1688.com.gds.alibabadns.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 266.559/278.689/287.055/8.801 ms