Network Calculators

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Subnet Mask Calculator
Enter the TCPIP Network Address:
Force as Class: Default Class A Class B Class C
Enter the required number of sub-networks:
OR enter the required number of nodes/hosts per network (including network & broadcast addresses)***:
Network Class:
Subnet Mask: or
Subnets:
Nodes/Hosts per Network (including network and broadcast addresses)***:

Network/Node Calculator
Enter the Subnet Mask:
Enter the TCPIP Address:
Network:
Node/Host:
Broadcast Address:

IP Address Converter
Enter the dotted decimal TCPIP Address:
or Enter the binary TCPIP Address:
or Enter the hex TCPIP Address:
or Enter the decimal TCPIP Address:

Subnet Mask Converter
Enter the dotted decimal Subnet Mask
or Enter the number of bits in the subnetmask /

Subnet Mask Inverter
Enter the dotted decimal Subnet Mask
Enter inverted Subnet Mask