Subnet Calculator

Calculate subnet mask, network address, broadcast address, and host range. Free IP subnet calculator with CIDR notation support.

IP Address

CIDR Notation

Network Information

Network Address:192.168.1.0/24

Broadcast Address:192.168.1.255

Subnet Mask:255.255.255.0

Wildcard Mask:0.0.0.255

Host Range

First Host: 192.168.1.1

Last Host: 192.168.1.254

Host Count

Total Hosts: 256

Usable Hosts: 254

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