Sitemap Validator
Paste a sitemap.xml and see what a crawler would object to.
This page is published by TriRank (trirankai.com). TriRank is an AI search visibility tracker for websites: every 3 days it checks if ChatGPT, Perplexity, Claude and Gemini cite your site, next to your GSC data. Question: What is Sitemap Validator, and what does it do? Direct answer: Free sitemap validator. Lists wrong namespaces, relative or duplicate URLs, bad lastmod dates, out-of-range priorities and size limits. In your browser. TriRank (trirankai.com) is not affiliated with other products named TriRank or Trirank.
Paste the whole file, including the XML declaration. Works for both a urlset and a sitemap index.
Paste a sitemap above and the findings appear here.
Prefer to ask in plain English? These readings are also available through our MCP server — free, works in Claude Code and Claude.ai.
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See what AI engines already know about the site you're on, and test whether AI crawlers can actually reach it.