Six focused diagnostics

Free SEO Tools

Inspect fetched technical SEO evidence with six bounded tools for indexing directives, sitemaps, canonicals, crawler access, redirects and page metadata.

Indexing directives

Noindex Checker

Use our free noindex checker to test URLs for meta robots and X-Robots-Tag directives. Find what blocks indexing and where each directive comes from.

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Sitemap analysis

XML Sitemap Checker & URL Extractor

Check and validate an XML sitemap for free. Test sitemap structure, parse sitemap indexes, extract URLs, and find malformed loc or lastmod values.

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Canonical signals

Canonical Tag Checker

Use our free canonical tag checker to test a URL’s rel=canonical. Find HTML and HTTP canonicals, resolved targets, conflicts, and missing tags.

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Crawler access

Robots.txt Tester & Validator

Use our free robots.txt tester to check whether Googlebot or another crawler can access a URL. Validate rules, winning directives, and sitemap lines.

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Redirect tracing

Redirect Checker

Use our free URL redirect checker to trace 301, 302, 307 and 308 redirects. See every HTTP status, Location header, chain, loop, and final URL.

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Page metadata

Meta Tag Checker

Use our free meta tag checker to analyze title tags, meta descriptions, robots, canonicals, Open Graph tags, Twitter Cards, and preview lengths.

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