Robots.txt Rule Tester
Explain which supplied robots rule allows or blocks each URL.
Work with your actual page data
No crawling, tracking, account access or uploads. Paste source/data or import a local UTF-8 file.
Results and evidence
Approximate desktop preview
Approximate mobile preview
Text-only local preview. Search engines and social platforms may rewrite, crop or truncate it differently.
Review items
A smarter way to work with SEO & AEO
29 tools to audit, understand and improve your actual site evidence. URL crawling uses a local service after permission; source and export tools run in your browser.
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How to use Robots.txt Rule Tester
- Prepare the robots.txt contents, crawler product token, urls to test (one per line); use Load example to see the format.
- Run the analysis or builder. Review evidence, findings and stated limits.
- Copy the artifact or download the results; independently review before deploying SEO changes.
What this tool does
Evaluates specific user-agent groups, merged matching groups, wildcard paths, end anchors and longest-rule precedence. Returns the matched rule and source line for every test URL.
Supported files, limits & important details
Offline rule simulation, not a Googlebot crawl. No network/status/cache semantics; non-ASCII and percent-encoded equivalence is not fully modeled. Test ASCII/encoded paths as served. Local processing only. Total input: 1 million characters, at most 5,000 rows. No data is uploaded or stored.
Input limits are enforced before processing. Clear removes your input and result from this page. This tool does not store your input between visits.
Keep your workflow moving
Questions about Robots.txt Rule Tester
How do I use Robots.txt Rule Tester?
Prepare the robots.txt contents, crawler product token, urls to test (one per line); use Load example to see the format. Run the analysis or builder. Review evidence, findings and stated limits. Copy the artifact or download the results; independently review before deploying SEO changes.
Are files or text uploaded when I use Robots.txt Rule Tester?
No. Robots.txt Rule Tester processes your input in your browser. The tool does not upload your document or text for processing. Keep your original and review the result.
What should I check before relying on Robots.txt Rule Tester?
Evaluates specific user-agent groups, merged matching groups, wildcard paths, end anchors and longest-rule precedence. Returns the matched rule and source line for every test URL.
Need help choosing a workflow? Read our practical PDF and file guides. How your data is handled.
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