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=11.1 ms
64 bytes from 170.33.13.248 (170.33.13.248): icmp_seq=2 ttl=58 time=9.74 ms
64 bytes from 170.33.13.248 (170.33.13.248): icmp_seq=3 ttl=58 time=9.70 ms

--- overdue.aliyun.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 9.705/10.201/11.155/0.679 ms