Subnet.im

Your simple subnet cheat sheet and subnet calculator

IP Address4.2.2.2 00000100 00000010 00000010 00000010
Net Mask255.255.255.24011111111 11111111 11111111 11110000
Wild Card0.0.0.1500000000 00000000 00000000 00001111
CIDR28 11100
Network4.2.2.0 00000100 00000010 00000010 00000000
Broadcast4.2.2.15 00000100 00000010 00000010 00001111
Host Min4.2.2.1 00000100 00000010 00000010 00000001
Host Max4.2.2.14 00000100 00000010 00000010 00001110
Max Hosts14 1110
Cisco ACL Srcaccess-list 101 permit ip 4.2.2.0 0.0.0.15 any
Cisco ACL Dstaccess-list 101 permit ip any 4.2.2.0 0.0.0.15
IPTablesiptables -A INPUT -s 4.2.2.0/28 -j ACCEPT