PING pcrf.net (104.21.12.181) 56(84) bytes of data.
64 bytes from 104.21.12.181 (104.21.12.181): icmp_seq=1 ttl=59 time=5.58 ms
64 bytes from 104.21.12.181 (104.21.12.181): icmp_seq=2 ttl=59 time=5.34 ms
64 bytes from 104.21.12.181 (104.21.12.181): icmp_seq=3 ttl=59 time=5.33 ms

--- pcrf.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 5.330/5.420/5.585/0.131 ms