PING www.mokrzeszow.edu.pl (2.57.137.43) 56(84) bytes of data.
64 bytes from s43.zenbox.pl (2.57.137.43): icmp_seq=1 ttl=62 time=23.4 ms
64 bytes from s43.zenbox.pl (2.57.137.43): icmp_seq=2 ttl=62 time=22.8 ms
64 bytes from s43.zenbox.pl (2.57.137.43): icmp_seq=3 ttl=62 time=22.8 ms

--- www.mokrzeszow.edu.pl ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 22.811/23.028/23.458/0.350 ms