How to use Robots.txt Validator
- Paste the text you need to validate into the input box.
- Tune the Paste robots.txt, User-agent, Path to test (e.g. /admin/) controls before you validate.
- The result is computed live in your browser as you edit the input.
- Use Copy to keep or reuse the result.
About this tool
Robots.txt Validator runs entirely in your browser. Robots.txt Validator is a free SEO & Webmaster Tools utility that runs in your browser, doing its work on the input you provide without a backend.
Because it runs on your device, it is fast and private and works offline once loaded. Nothing you enter is uploaded, and it keeps working offline once the page has loaded.
Frequently asked questions
How do I use Robots.txt Validator?
Robots.txt Validator lets you validate your input right in the browser using the Paste robots.txt, User-agent controls, with the result shown instantly and nothing uploaded.
Does Robots.txt Validator cost anything?
No — Robots.txt Validator is completely free, with no sign-up and no hidden limits.
Where is my data processed by Robots.txt Validator?
Entirely in your browser — Robots.txt Validator keeps your data on your own machine and sends nothing anywhere.
Does Robots.txt Validator work on mobile?
Yes — Robots.txt Validator is just a web page and runs on any modern browser, including phones and tablets.