PING youzili8.jdol.com.cn (39.97.208.120) 56(84) bytes of data.
64 bytes from 39.97.208.120 (39.97.208.120): icmp_seq=1 ttl=50 time=296 ms
64 bytes from 39.97.208.120 (39.97.208.120): icmp_seq=2 ttl=50 time=296 ms
64 bytes from 39.97.208.120 (39.97.208.120): icmp_seq=3 ttl=50 time=296 ms

--- youzili8.jdol.com.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 296.477/296.556/296.699/0.455 ms