IP Subnet Calculator

Compute network and broadcast addresses, netmasks, host counts, and binary representations from any IPv4 CIDR.

CIDR notation/24

Netmask255.255.255.0

Wildcard mask0.0.0.255

Network address192.168.1.0

Broadcast address192.168.1.255

First usable host192.168.1.1

Last usable host192.168.1.254

Total addresses256

Usable hosts254

IP classC

Range typePrivate

Address (binary)11000000.10101000.00000001.00000000

Mask (binary)11111111.11111111.11111111.00000000