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IP & Network Tools

IP Range Calculator

Count the inclusive IPv4 addresses between a starting and ending address.

Free browser toolRuns in your browserNo sign-up

IP & Network Tools

IP Range Calculator

Count all IPv4 addresses between an inclusive starting and ending address.

Calculation runs locally in your browser.

About the IP Range Calculator

IP Range Calculator is a focused network utility for administrators, developers, support teams and people troubleshooting an internet connection. Count the inclusive IPv4 addresses between a starting and ending address.

The calculation runs locally in your browser, so the address is not uploaded.

Results describe public network information and should not be treated as proof of a person's identity or exact physical location.

Key features

  • Inclusive address count
  • Integer range conversion
  • Same-/24 detection

How to use

  1. 1Enter starting and ending IPv4 addresses.
  2. 2Select Calculate range.
  3. 3Review the normalized bounds and total count.

Examples

IP Range Calculator example
Input: 192.168.1.10 to 192.168.1.50
Output: 41 addresses

Both the first and last addresses are included.

Frequently asked questions

Is this tool free?
Yes. It requires no account, payment or software installation.
Are IP location results exact?
No. IP geolocation is approximate and usually identifies a network region, not a home, person or precise device location.
Does this tool expose private network data?
No. This calculator operates entirely on the values in your browser.
Can I use it on mobile?
Yes. Inputs, tables and results adapt to phones, tablets and desktop browsers.

Continue your workflow

Open a related tool to prepare your files or refine the finished result.