network tools

Subnet Calculator

Calculate network address, broadcast address, host range, subnet mask, wildcard mask and binary details for any IPv4 address and CIDR prefix.

IPv4 Address

CIDR Prefix

A prefix (0–32) or a subnet mask like 255.255.255.0.

Network Address192.168.1.0

Broadcast Address192.168.1.255

First Host192.168.1.1

Last Host192.168.1.254

Total Hosts256

Usable Hosts254

Subnet Mask255.255.255.0

Wildcard Mask0.0.0.255

Network11000000.10101000.00000001.00000000

Mask11111111.11111111.11111111.00000000

Wildcard00000000.00000000.00000000.11111111

How to Use