Indexation Validator
XML Sitemap Validator
Validate one pasted or uploaded sitemap document at a time, before or after publish.
Use notes
This v1 checks XML structure and row-level sitemap hygiene only. It does not fetch remote files or crawl discovered URLs.
Input
What this checks
urlsetversussitemapindexroot detection- Malformed XML that would break sitemap parsing
- Missing or invalid absolute
<loc>values - Duplicate URLs after normalization
- Optional
<lastmod>parsing plus mixed host or protocol warnings