IP Calculator

Subnet Calculator is useful when dividing IP networks into smaller sub-networks. It is also useful when making sure an IP address subnet is allocated properly and to see what the allowed range is.

Type in your IP address and CIDR and the broadcast address, network address and host range will be provided.

IP Address : (Class: )
Subnet Mask :
Wildcard Mask :
Network Address :
Broadcast Address :
Number of Hosts :
Host Range : ->