Online XML Sitemap Validator & URL Inspector
Audit XML sitemaps and sitemap index files against official Sitemaps.org standards. Identify XML syntax bugs, missing required <loc> tags, invalid date formats, duplicate URLs, and size limit violations.
0
Total URLs / Sitemaps
0
Critical Errors
0
Warnings
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Sitemap Type
XML Sitemap Document
Validation Findings
✓ No validation errors detected.
Parsed URL Records
| # | URL Location (<loc>) | Last Modified | Priority |
|---|
Sitemaps Protocol Requirements & SEO Impact
An XML sitemap helps search engine spiders discover and index content efficiently across your website. Malformed XML tags, missing protocol schemes, or invalid date timestamps can cause crawlers like Googlebot to reject the entire sitemap file.
Key Sitemaps.org Rules
- Namespace: Standard sitemaps must define
xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"on the root<urlset>element. - Entity Escaping: URL characters like
&,',",>, and<must be XML entity-encoded (e.g.&instead of&). - Canonical Absolute URLs: Relative paths (e.g.
/about/) are invalid. All URLs must start withhttps://orhttp://.