PING www.rfsystemsjapan.com (104.21.6.44) 56(84) bytes of data.
64 bytes from 104.21.6.44 (104.21.6.44): icmp_seq=1 ttl=60 time=4.65 ms
64 bytes from 104.21.6.44 (104.21.6.44): icmp_seq=2 ttl=60 time=4.13 ms
64 bytes from 104.21.6.44 (104.21.6.44): icmp_seq=3 ttl=60 time=4.12 ms

--- www.rfsystemsjapan.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 4.123/4.304/4.655/0.253 ms