CIDR Calculator

Calculate the wildcard mask, maximum subnets, maximum address count, CIDR network route, net CIDR notation and CIDR address range using IP address, CIDR net mask (subnet mask), mask bits.

Calculate Wildcard Mask, Maximum Subnets, Network Route and Notation

IP Address	=
CIDR Netmask	=
Mask Bits	=



Wildcard Mask	=
Maximum Subnets	=
Maximum Address Count	=
CIDR Network (Route)	=
Net: CIDR Notation	=
CIDR Address Range	=

Calculate the wildcard mask, maximum subnets, maximum address count, CIDR network route, net CIDR notation and CIDR address range using IP address, CIDR net mask (subnet mask), mask bits.

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