PING pfc.y0.pl (95.211.144.68) 56(84) bytes of data.
64 bytes from mail.j.pl (95.211.144.68): icmp_seq=1 ttl=59 time=4.75 ms
64 bytes from mail.j.pl (95.211.144.68): icmp_seq=2 ttl=59 time=4.14 ms
64 bytes from mail.j.pl (95.211.144.68): icmp_seq=3 ttl=59 time=4.18 ms

--- pfc.y0.pl ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 4.147/4.361/4.755/0.283 ms