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Robots.txt Tester

Paste robots.txt rules and test a path against a chosen crawler user agent, with a browser-only explanation of the matched allow or disallow rule.

🔒 This tool runs entirely in your browser. Your files are never uploaded to a server.

Result

Example shown — paste your own rules and path to test them locally.

How it works

  1. Paste your robots.txt rules and select the crawler you want to simulate.
  2. Enter a URL path, such as /private/report.
  3. The tester finds the most specific matching allow or disallow directive and explains its decision.

The method

The checker compares the tested path with directives in the applicable user-agent group. When multiple rules match, it favors the longest matching path; an equally specific allow rule wins in this simplified model.

FAQ

Does a robots.txt rule remove a page from Google?

No. It controls crawling, not necessarily indexing. Use noindex or removal tools when you need a page kept out of search results.

Which rule wins when rules overlap?

The most specific matching path generally takes precedence. This tester applies that practical longest-match approach.

Does this fetch my live robots.txt file?

No. Paste the text you want to inspect; this frontend tool makes no external request.

How we compare

FeatureOnline Tool StoreGoogle Search ConsoleBing Webmaster Tools
Paste-and-test workflowYesYesLimited
Uses live verified site dataNoYesYes
No sign-in requiredYesNoNo

Use this tool for a quick private rule review, then verify important production behavior in the webmaster platform connected to your site.

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Embed this tool

Paste this on your own site — it stays free, and every file still stays in your visitor's browser, not yours or ours.