IT & Developers
IP Address Validator
Validate IPv4 and IPv6 addresses
Created and maintained by: CalcTago Editorial TeamLast updated: 2026-02-13
Formulas and edge cases are reviewed against authoritative references before publication. For methodology, editorial standards, or corrections, use the links below.
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Frequently asked questions
What does the IP Address Validator do?
It helps you validate IPv4 and IPv6 addresses.
What inputs do I need?
Enter IP address.
Are decimals supported?
Yes, you can use decimal values where appropriate.
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About this tool
This IP Address Validator turns your inputs into practical results. Provide IP address to calculate Validation result and Version.
Adjust values to compare scenarios and see how sensitive the result is. The calculation uses the numbers as entered, so double-check units and expect small differences from rounding in the displayed totals.