SEO & Webmaster Tools

Sitemap Checker

Sitemap Checker validates pasted sitemap XML in your browser — it checks the urlset, namespace, loc URLs, lastmod dates, and the 50,000-URL limit.

Client-sideRuns entirely in your browser — your data never leaves your device.

Sitemap Checker is a free SEO & Webmaster Tools utility that runs entirely in your browser — nothing you enter is uploaded.

Validation report

How to use Sitemap Checker

  1. Drop your text into the field at the top of Sitemap Checker.
  2. Use the Paste sitemap XML setting to control the result.
  3. Sitemap Checker updates the output automatically as you type.
  4. When it looks right, Copy to save it.

About this tool

Sitemap Checker is a static, client-side tool with no backend. Sitemap Checker is a free SEO & Webmaster Tools utility that runs in your browser, doing its work on the input you provide without a backend.

Because it runs on your device, it is fast and private and works offline once loaded. It behaves the same on desktop and mobile, with nothing stored remotely.

Frequently asked questions

What is Sitemap Checker for?

Sitemap Checker runs entirely on your device: add your input using the Paste sitemap XML control, and it checks it locally in real time.

Do I need an account for Sitemap Checker?

No — Sitemap Checker needs no account, sign-up or installation.

Is my input private in Sitemap Checker?

Yes — your input never leaves your device; Sitemap Checker does all the work in your browser.

Does Sitemap Checker work on mobile?

Yes — Sitemap Checker is just a web page and runs on any modern browser, including phones and tablets.

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