IP Range Calculator

Input Parameters

Calculation Method

CIDR Notation

Network Range

Usable Range

Network Address

Broadcast

Subnet Mask

CIDR

Total IPs

Usable Hosts

Sample IP Addresses 0

Calculate to see IPs

Network Address

The first IP in the range, identifying the network itself. Cannot be assigned to devices.

Broadcast Address

The last IP in the range, used for broadcasting to all hosts on the network.

CIDR Notation

Compact representation combining IP and prefix length (e.g., /24 = 255.255.255.0).

Subnet Mask

Defines which portion of the IP is network and which is host identifier.

Private Ranges

10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16 are reserved for private networks.

Usable Hosts

Total IPs minus network and broadcast addresses available for device assignment.