IPv4 Subnet Calculator

Calculate subnet masks, network/broadcast addresses, and hosts

IP / CIDR

Network Address

192.168.1.0

Broadcast Address

192.168.1.255

First Host

192.168.1.1

Last Host

192.168.1.254

Total Hosts

256

Usable Hosts

254

Subnet Mask

255.255.255.0

Wildcard Mask

0.0.0.255

Binary Representation

IP:11000000 10101000 00000001 00000000

Mask:11111111 11111111 11111111 00000000

Network:11000000 10101000 00000001 00000000

Broadcast:11000000 10101000 00000001 11111111