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:: Advanced Network Calculator

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)1
Network Class:
Subnet Mask: or
Subnets:
Nodes/Hosts per Network (including network and broadcast addresses)1:
1The subnet mask calculator supports the using 31-Bit Prefixes on IPv4 Point-to-Point Links defined on RFC3021. To do this, our calculator includes with the number of hosts the network and broadcast addresses since these are used for hosts in /31 networks.

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 subnet mask /

See also Basic Network Calculator.

 


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