PING www.cbr.edu.pl (94.152.195.112) 56(84) bytes of data.
From 12.ibc.pl (94.152.195.112) icmp_seq=1 Destination Host Prohibited
From 12.ibc.pl (94.152.195.112) icmp_seq=2 Destination Host Prohibited
From 12.ibc.pl (94.152.195.112) icmp_seq=3 Destination Host Prohibited

--- www.cbr.edu.pl ping statistics ---
3 packets transmitted, 0 received, +3 errors, 100% packet loss, time 2001ms