IP Address Validator

Why use IP Address Validator?

IP Address Validator is a quick, no-nonsense developer utility that runs entirely client-side, so your code and data never leave your machine.

• Runs instantly in your browser — nothing to install, nothing uploaded.
• Completely free, with no account, no watermarks and no usage limits.
• IPv4 dotted-decimal and IPv6 (including ::) formats
• Paste an IPv4 or IPv6 address.
• Works on any device — desktop, tablet and phone — and is fully keyboard accessible.

How to use IP Address Validator

1. Paste an IPv4 or IPv6 address.
2. The tool validates its format.
3. See the IP version and its type (public, private, loopback, etc.).
4. Use it to check configuration and logs.

Examples

• Validating 192.168.1.1 as a private IPv4.
• Checking 2001:db8::1 is a valid IPv6.

Supported formats

• IPv4 dotted-decimal and IPv6 (including ::) formats

Limitations

• Validates format and common ranges, not whether the address is reachable.
• Does not resolve hostnames.