Sitemap Validator

Validate XML sitemaps for errors and SEO best practices. Check URL format, date format, priority values, changefreq, and more.

Sitemap XML Input
Validation Result

Paste a sitemap XML to validate

Validates XML structure, URL format, date format, and sitemap best practices

Validation Checks

Errors (Must Fix)

  • Invalid XML syntax
  • Missing root urlset element
  • Missing loc element in URL
  • Invalid URL format
  • Exceeds 50,000 URL limit

Warnings (Should Fix)

  • Invalid lastmod date format
  • Invalid priority value (not 0.0-1.0)
  • Invalid changefreq value
  • Duplicate URLs
  • Missing namespace

Features

  • XML Validation

    Validates XML syntax and structure. Detects malformed tags and parse errors.

  • URL Validation

    Checks each URL for proper format and detects duplicate entries.

  • Date Format Check

    Validates lastmod dates against ISO 8601 standard (YYYY-MM-DD or full datetime).

  • Priority Validation

    Ensures priority values are within the valid range (0.0 to 1.0).

  • Changefreq Check

    Validates changefreq values against allowed options (daily, weekly, monthly, etc.).

  • Size Limit Check

    Warns when approaching or exceeding the 50,000 URL limit per sitemap.

Common Use Cases

Pre-Submission Check

Validate your sitemap before submitting to Google Search Console or Bing Webmaster Tools.

Debugging Issues

Find and fix sitemap errors that may be preventing proper indexing.

SEO Audit

Check sitemap quality as part of a comprehensive SEO audit.

Generator Testing

Verify output from sitemap generators before deploying to production.

Frequently Asked Questions

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