PING overdue.aliyun.com (170.33.13.248) 56(84) bytes of data.
64 bytes from 170.33.13.248 (170.33.13.248): icmp_seq=1 ttl=58 time=10.2 ms
64 bytes from 170.33.13.248 (170.33.13.248): icmp_seq=2 ttl=58 time=8.95 ms
64 bytes from 170.33.13.248 (170.33.13.248): icmp_seq=3 ttl=58 time=8.90 ms

--- overdue.aliyun.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 8.906/9.361/10.220/0.612 ms