IP Address Calculators

IPv4 Route Summarization

Aggregates user provided list of IP addresses and masks into address blocks that can be useful to

IPv4 Subnet Planner

Divides an address space into subnets with fixed or variable length masks. Generates a subnet plan with useful information, such as subnet address, subnet mask, host address range and broadcast address.

IPv4 Network Calculator

Calculates network address, range of host addresses, broadcast address and other useful information from a host address and mask.

IPv6 Address Calculator

Calculates network information, such as host address range and generates binary conversion for each field, from a host address and mask length.

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