IP Subnet Calculator

Calculate subnet masks, network addresses, and host ranges

Enter IP Address

IP Address

CIDR Prefix/24

/0/8/16/24/32

Common Subnets:

IP Class

Type

Private

Network Address

192.168.1.0

Broadcast Address

192.168.1.255

Subnet Mask

255.255.255.0

Wildcard Mask

0.0.0.255

First Host

192.168.1.1

Last Host

192.168.1.254

Total Hosts

256

Usable Hosts

254

Binary

11000000.10101000.00000001.01100100

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