PING 1589753090.qqku.com--1589753090.qqku.com (47.97.215.48) 56(84) bytes of data.
64 bytes from 47.97.215.48 (47.97.215.48): icmp_seq=1 ttl=52 time=210 ms
64 bytes from 47.97.215.48 (47.97.215.48): icmp_seq=2 ttl=52 time=210 ms
64 bytes from 47.97.215.48 (47.97.215.48): icmp_seq=3 ttl=52 time=210 ms

--- 1589753090.qqku.com--1589753090.qqku.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2016ms
rtt min/avg/max/mdev = 210.258/210.469/210.869/0.600 ms