SEO & Web Tools
XML Sitemap Validator
Validate sitemap XML for parse errors, bad URLs, duplicates, lastmod dates, and the 50k limit.
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What is the XML Sitemap Validator?
XML Sitemap Validator is a free online tool that validate sitemap XML for parse errors, bad URLs, duplicates, lastmod dates, and the 50k limit.
An XML sitemap helps search engines discover important URLs. Invalid XML, duplicate locs, or oversized files can leave pages undiscovered or ignore lastmod signals.
Paste sitemap XML to catch structural issues before you submit the file in Google Search Console or Bing Webmaster Tools.
Read the XML Sitemap Validator guide
How to validate a sitemap
- Paste your sitemap.xml contents (or a sitemap index entry list).
- Review errors and warnings for parse issues, duplicates, and URL limits.
- Fix the file, re-upload, and resubmit in Search Console if needed.
The XML Sitemap Validator is built for speed and privacy: validate sitemap XML for parse errors, bad URLs, duplicates, lastmod dates, and the 50k limit. Typical use cases include everyday personal tasks, student assignments, freelance deliverables, and quick checks at work when you cannot install desktop software. Because files and text often stay in your browser, it is a practical choice on shared or locked-down computers.
Benefits of using this free browser tool include zero install, instant results, unlimited use on the Free plan, and compatibility with phones, tablets, and laptops. Bookmark this page to return anytime, and pair it with related tools in the same category when your workflow needs multiple steps.
Key facts about the XML Sitemap Validator
| Fact | Detail |
|---|---|
| Tool | XML Sitemap Validator |
| Price | Free to use on Mytulify |
| Signup required | No |
| Processing | In your browser (client-side) |
| Daily limit (Free) | Unlimited |
Frequently asked questions
What is the URL limit for a sitemap?
A single sitemap file should stay under 50,000 URLs and 50 MB uncompressed. Split large sites into multiple sitemaps referenced by a sitemap index.
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