IP Subnet Calculator

Calculate network parameters for IPv4 and IPv6 addresses

Network Address

CIDR

Subnet	Mask	Range	Hosts	Split	Join
192.168.0.0/16	255.255.0.0	192.168.0.1 - 192.168.255.254	65,534

Split a subnet into two smaller subnets.

Join two adjacent subnets back into a larger one.

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