PING 51.zzlirui.com (211.149.245.51) 56(84) bytes of data.
64 bytes from 211.149.245.51 (211.149.245.51): icmp_seq=1 ttl=118 time=302 ms
64 bytes from 211.149.245.51 (211.149.245.51): icmp_seq=2 ttl=118 time=301 ms
64 bytes from 211.149.245.51 (211.149.245.51): icmp_seq=3 ttl=118 time=301 ms

--- 51.zzlirui.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 301.061/301.771/302.907/0.927 ms