/24 Subnet Guide

Learn what a /24 IPv4 subnet means, including subnet mask, total addresses and usable hosts.

/24 CIDR Details

CIDR/24
Subnet Mask255.255.255.0
Total Addresses256
Usable Hosts254
Explanation: A /24 prefix uses 24 bits for the network and 8 bits for host addresses.

Try /24 in the calculator

Use this calculator to test a real IP address with a /24 subnet.

Open Calculator

Common uses for /24

This page is useful for subnet planning, CCNA study, MikroTik IP addressing, VLAN design and firewall documentation.