Codebox Software

IP Network Address Calculator


This utility will perform various network address related calculations based on an IP address and netmask size.

Enter the address of a host on a network, and then drag the 'Netmask size' slider to the required value - the Subnet Mask, Network Address, Broadcast Address, Minimum and Maximum Host Addresses, and the maximum possible number of hosts on the network, will all be displayed below.

IP Address . . .
Netmask size: