Does this check if my pages are actually blocked?

No — it checks the file's syntax (structure, required directives). It doesn't simulate how a specific crawler would interpret each rule.

Is my file uploaded anywhere?

No — checking happens entirely in your browser.

Paste your robots.txt content to catch common syntax issues before they accidentally block or confuse search engine crawlers.

robots.txt content

1 User-agent group(s)Sitemap directive found

Issues

No issues found.

Checking happens entirely in your browser — nothing you paste here is uploaded anywhere.

Processing happens locally in your browser. Nothing you enter is uploaded.

Paste your robots.txt file's content to see the directives found and any issues.

A Disallow line placed before any User-agent directive is flagged as an error — crawlers may not apply it correctly.

Does this check if my pages are actually blocked?: No — it checks the file's syntax (structure, required directives). It doesn't simulate how a specific crawler would interpret each rule.
Is my file uploaded anywhere?: No — checking happens entirely in your browser.

Canonical Tag Checker