PING www.kursy-komputerowe.pl (85.128.246.54) 56(84) bytes of data.
64 bytes from shared-aok54.rev.nazwa.pl (85.128.246.54): icmp_seq=1 ttl=55 time=4.77 ms
64 bytes from shared-aok54.rev.nazwa.pl (85.128.246.54): icmp_seq=2 ttl=55 time=4.75 ms
64 bytes from shared-aok54.rev.nazwa.pl (85.128.246.54): icmp_seq=3 ttl=55 time=4.63 ms

--- www.kursy-komputerowe.pl ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.639/4.723/4.772/0.059 ms