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Robots.txt tester

Test whether a site's robots.txt blocks a URL for all crawlers (User-agent: *), find its sitemap and check whether the page is listed in it.

Examples: 300+ locations worldwide · results in about 10 seconds

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What the robots.txt tester checks

Whether robots.txt disallows your URL for the User-agent: * group that applies to all crawlers, and whether the URL is listed in the site's sitemap.

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Blocked is not the same as removed

robots.txt stops crawlers from fetching a URL, but a blocked URL can still show up in search results when other sites link to it.

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One wrong line can hide a whole site

A Disallow: / copied from staging, or a rule that matches more paths than intended, is one of the most common reasons a site drops out of search.

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Catch indexing changes the day they ship See SEO monitoring

Key takeaways

  • This tool reads the robots.txt of the host you enter and tells you whether its User-agent: * group disallows the URL.
  • It also looks for the site's sitemap and reports whether the URL is listed in it, with the sitemap address and how many URLs it lists.
  • Rules for individual named crawlers are not evaluated yet; the verdict covers the group that applies to all crawlers.
  • It is free, needs no login and no credit card.
  • Robots.txt controls crawling, not indexing, so the result also shows the page's noindex and canonical tag.

Part of HostTracker's website monitoring software.