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Subnet calc.
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Online Tools::Subnet Calculator
Calculates subnets and all of its properties like the Adress, Netmask, Wildcard, Network, Broadcast, HostMin, HostMax and Hosts/Net.
IP & Mask or CIDR:
Use IP & CIDR Netmask:
10.0.0.1/22
Or IP & Netmask:
10.0.0.1 255.255.252.0
Or IP & Wildcard Mask:
10.0.0.1 0.0.3.255
