IP Address Validator
Validate IPv4 addresses and identify private ranges.
IPv6 Subnet Calculator
Calculate an IPv6 network, address range and exact address count.
Processed locally in your browser.
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How to use IPv6 Subnet Calculator
- Choose Example to see valid input, or enter your own data.
- Run the tool and review the result. Invalid inputs show a helpful error.
- Copy or download the output, or use Reset to clear the workspace.
Practical example
2001:db8:abcd:1234::1/64
Common question
What should I know before using this tool?
Accepts hexadecimal IPv6 notation, including :: compression. Embedded IPv4 and zone identifiers are not supported. IPv6 has no broadcast address.
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