PING www.fsug.ir (104.21.6.253) 56(84) bytes of data.
64 bytes from 104.21.6.253 (104.21.6.253): icmp_seq=1 ttl=60 time=6.78 ms
64 bytes from 104.21.6.253 (104.21.6.253): icmp_seq=2 ttl=60 time=4.25 ms
64 bytes from 104.21.6.253 (104.21.6.253): icmp_seq=3 ttl=60 time=4.27 ms

--- www.fsug.ir ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 4.250/5.103/6.782/1.187 ms