FREE Advanced Subnet Calculator

Handy and easy-to-use Subnet Calculator. Use our FREE online Subnet Calculator to create lists of addresses for subnets.

IP Calculator. ipcalc takes an IP address and netmask and calculates the resulting broadcast, network, Cisco wildcard mask, and host range.

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

The subnet calculator is a handy tool for finding the number of possible subnets for any given network address block. You can choose the combination of subnets ...

The original fully featured, professional IPv4 network calculators including classful subnet, CIDR and wildcard mask calculators.

This free online subnet calculator allows for the input of a netmask, a Cisco wildcard mask or /CIDR notation. The tool also has the ability to create a random ...

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 ...

Visual Subnet Calculator. Enter the network you wish to subnet: Network Address, Mask bits. /. Show columns: Subnet address. Netmask Range of addresses