OpenEther

IPv4 Subnet Calculator

Calculate network addresses, broadcast addresses, usable host ranges, and visualize binary representations of IPv4 subnets.

IPv4 SUBNET CALCULATOR

Subnet Mask: 255.255.255.0

CIDR Notation: 192.168.1.0/24

HOW TO USE

  • • Enter an IPv4 address (e.g., 192.168.1.0)
  • • Adjust the CIDR prefix using the slider or input field
  • • Click "Calculate" to see network information
  • • The binary visualization shows network bits (neon green) vs host bits (gray)