CIDR Calculator

Quick Examples:

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 Usable IP

192.168.1.1

Last Usable IP

192.168.1.254

Total Hosts

256

Usable Hosts

254

CIDR Bits

/24

Network Class

C

Binary Subnet Mask

11111111.11111111.11111111.00000000

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