Subnet Calculator - IP Calculator

Subnet Mask Calculator

Enter the TCP/IP Network Address:
Force as Class:	Default Class A Class B Class C
Either enter the required number of sub-networks	-- Select an option -- Number of sub-networks 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536 131072 262144 524288 1048576 2097152 4194304 8388608
	OR
Enter the required number of nodes/hosts per network (including network & broadcast addresses)	-- Select an option -- Nodes/hosts per network 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536 131072 262144 524288 1048576 2097152 4194304 8388608 16777216 33554432 67108864 134217728 268435456 536870912 1073741824 2147483648
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