Click "Validate Sitemap XML" to inspect structure and sitemaps.org compliance
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How to Use Sitemap Validator
- Paste XML Sitemap code or load a sample sitemap.
- Click "Validate Sitemap XML".
- Review overall validation status, total URL count, and any schema warnings.
- Inspect detailed error lines if syntax violations are detected.
Key Features & Advantages
- Validates compliance with the official sitemaps.org 0.9 XML schema
- Checks URL absolute path requirements and W3C Datetime formats for `<lastmod>`
- Flags invalid `<changefreq>` values and `<priority>` ranges outside 0.0 - 1.0
- Detailed line-by-line syntax error diagnostics
Frequently Asked Questions
A single uncompressed XML Sitemap cannot exceed 50MB or contain more than 50,000 URLs. If your site is larger, you must split it across a Sitemap Index file.