The network address and host address are the components of IP address. IP address into the network and host address are separated by the Subnet mask. This IP subnet mask calculator helps you in finding the answer to your question of 'How to calculate a subnet mask?'. This IP Subnet calculator helps you to calculate the network mask, wildcard mask, network address, broadcast address, start ip, end ip and total IP count of a subnet from the given IP address and mask.
Further subnetting separates the host part of an IP address into a subnet and host address if additional subnetwork is needed. This IP subnetting calculator is designed considering the ease of use to the user.