This IP subnet calculator covers both IPv4 and IPv6 protocols, providing information such as IP address, network address, subnet mask, IP range, and more.

ipcalc takes an IP address and netmask and calculates the resulting broadcast, network, Cisco wildcard mask, and host range. By giving a second netmask, you can design subnets and …

The IP Subnet Mask Calculator enables subnet network calculations using network class, IP address, subnet mask, subnet bits, mask bits, maximum required IP subnets and maximum …

The calculator will display the network address, broadcast address, first host, last host, and CIDR (Classless Inter-Domain Routing) notation of a IP address. Enter an IP to subnet using the …

Free IP Address Calculator for 2025. Calculate subnet masks, network addresses, CIDR notation, and IP ranges with our comprehensive networking tool.

The subnet calculator lets you enter a subnet range (CIDR) and see IP address information about that range You can type your range directly in CIDR notation, or use the optional Mask pull-down:

Whether you're designing subnets, troubleshooting network issues, or preparing for exams, this tool simplifies tasks like converting decimal to binary, calculating subnet sizes, and …

Our subnet calculator shows binary representations, explains CIDR notation, and provides detailed breakdowns perfect for CCNA students and experienced network architects alike.

The IP Subnet Calculator helps you find network addresses, usable host ranges, subnet masks, and more for both IPv4 and IPv6 networks. It simplifies splitting or sizing a network before you …

Use this online subnet calculator to quickly calculate the network details for an IP address or CIDR range. We also have a REST API for use in your projects!