Sitemap Validator
Validate XML sitemaps against the sitemap protocol specification. Checks structure, required fields, URL count, changefreq values, and priority ranges. Supports both URL sitemaps and sitemap index files. Free and runs entirely in your browser.
How to Use Sitemap Validator
How to Use Sitemap Validator
Step 1: Paste Your Sitemap XML
Copy the contents of your sitemap.xml file and paste it into the input field. You can also use one of the built-in examples to explore the tool.
Step 2: Click Validate Sitemap
Press the Validate Sitemap button to run validation. The tool checks:
- XML well-formedness
- Root element (
<urlset>or<sitemapindex>) - Namespace declaration (xmlns)
- Required fields per entry (
<loc>for each<url>or<sitemap>) <changefreq>values against the allowed set<priority>values in the 0.0–1.0 range- URL count against the 50,000-per-file spec limit
Step 3: Review Results
Field Checks — confirms which fields are present or missing.
Errors — issues that make the sitemap invalid (missing <loc>, invalid priority, etc.).
Warnings — non-blocking recommendations (missing <lastmod>, etc.).
URL / Sitemap Entries Preview — shows the first 10 entries with their field values and any per-entry issues.
Sitemap Types
- URL Sitemap —
<urlset>root; lists individual page URLs - Sitemap Index —
<sitemapindex>root; lists child sitemap files
Tips
- Always include
<lastmod>— it helps search engines prioritise crawling - Keep individual sitemaps under 50,000 URLs and under 50 MB uncompressed
- Use a sitemap index to split large sites across multiple files
- Submit your sitemap URL to Google Search Console and Bing Webmaster Tools
Frequently Asked Questions
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