Sitemap Validator
Validate XML sitemaps, check URL entries, find duplicate URLs, review lastmod/changefreq/priority, and spot common SEO sitemap issues.
Lightweight mode reads the sitemap XML and analyzes up to 500 URLs. It does not crawl your whole website.
Enter a sitemap URL to begin validation.
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URL Entries Preview
Free Online Sitemap Validator
Use this free sitemap validator to check XML sitemap structure, sitemap URLs, duplicate links, lastmod tags, changefreq, priority values, sitemap index files, and common technical SEO sitemap issues.