IP Subnet & CIDR Calculator
Calculate IPv4 network address, broadcast address, subnet mask, usable host range, and total usable hosts from CIDR prefix.
How It Is Calculated
Subtracts 2 for the reserved Network and Broadcast addresses.
192.168.1.100 / 24
Understanding the IP Subnet & CIDR Calculator
Subnetting divides an IPv4 network into smaller, more efficient logical subnetworks. It conserves IP address allocations and enhances routing security.
Calculations performed using Benix Space Easy Calc are executed purely within your browser using IEEE 754 floating-point mathematical standards. We never transmit your inputs or figures over network cables, guaranteeing 100% confidential and secure computation.
Frequently Asked Questions
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