Binary Subnet Mask Calculator
View subnet masks in binary format. Visualize network and host bits for any prefix length.
38.0Kuses
8.1/10(126)
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Subnet Mask255.255.255.0
Wildcard Mask0.0.0.255
Network Bits24
Host Bits8
Binary Representation
Mask: 11111111.11111111.11111111.00000000
Wild: 00000000.00000000.00000000.11111111
How to Use
Adjust the prefix slider to see the subnet mask in binary, decimal, and wildcard formats.
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Disclaimer: This tool is provided as-is for informational and educational purposes only.