PING na61-na62.wagbridge.alibaba.alibaba.com.gds.alibabadns.com (203.119.169.88) 56(84)
bytes of data.
64 bytes from 203.119.169.88 (203.119.169.88): icmp_seq=1 ttl=87 time=304 ms
64 bytes from 203.119.169.88 (203.119.169.88): icmp_seq=2 ttl=87 time=306 ms

--- na61-na62.wagbridge.alibaba.alibaba.com.gds.alibabadns.com ping statistics ---
3 packets transmitted, 2 received, 33% packet loss, time 2002ms
rtt min/avg/max/mdev = 304.521/305.300/306.080/0.955 ms