Developer

IP Subnet Calculator

Calculate IPv4 and IPv6 subnets, CIDR ranges, usable hosts, network and broadcast. Free, instant, local in your browser.

IP Subnet Calculator — free online developer tool. Free, no signup, runs in your browser.

🔒 100% private. All subnet math runs locally in your browser.
IPv4 IPv6
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Developer / raw response

What is this tool?

The IP Subnet Calculator is a free online tool on Wivrix. Use it in your browser — no signup required.

How to Use

  1. Use the controls in the tool above.
  2. Enter or upload your input.
  3. Review the result, then copy or download it.

Frequently Asked Questions

What is the IP Subnet Calculator?

It is a free ip subnet calculator you can use on Wivrix without creating an account.

Do I need to sign up?

No. You can use this tool right away in your browser.

Is it free?

Yes. The tool is free to use on Wivrix.

Other tools

There are more calculators, converters and editors on Wivrix. If something is missing, tell us.