Tool version 1.0.0
Sitemap Validator
Checks sitemap XML structure, URL counts and common discovery problems. Intended for publishers, developers and SEO teams.
Quick answer
- What is it?
- Checks sitemap XML structure, URL counts and common discovery problems. Intended for publishers, developers and SEO teams.
- What does it accept?
- A public sitemap URL or an uploaded XML file. Enforce XML MIME checks, size limits, safe parsing and URL count limits.
- What does it produce?
- Document type, URL count, last modification coverage, invalid entries, duplicate URLs, protocol or host mismatches and downloadable CSV findings.
Inputs
Input contract
A public sitemap URL or an uploaded XML file. Enforce XML MIME checks, size limits, safe parsing and URL count limits.
Results
Output anatomy
Document type, URL count, last modification coverage, invalid entries, duplicate URLs, protocol or host mismatches and downloadable CSV findings.
Method
Processing path
Local parsing handles uploads. Remote sitemaps use a protected fetch. The parser distinguishes sitemap indexes and URL sets, validates required nodes and samples child files within strict limits.
Limits
Tradeoffs and limits
Input quality, browser memory, remote server behavior and public API availability can affect a result. The finding describes the supplied material at the time of the test; it does not prove intent or future behavior.
Advanced
Power features
Optional bounded child sitemap sampling, namespace checks, stale date indicators and compressed sitemap support where safe.
FAQ
Questions about Sitemap Validator
What does Sitemap Validator accept?
A public sitemap URL or an uploaded XML file. Enforce XML MIME checks, size limits, safe parsing and URL count limits.
How is the result produced?
Local parsing handles uploads. Remote sitemaps use a protected fetch. The parser distinguishes sitemap indexes and URL sets, validates required nodes and samples child files within strict limits.
What will I receive?
Document type, URL count, last modification coverage, invalid entries, duplicate URLs, protocol or host mismatches and downloadable CSV findings.
Is the input private?
Uploaded XML stays local. Remote URLs are fetched by the server and are not written to analytics.
What are the main limitations?
Results depend on the quality, completeness and public availability of the supplied input. Review the evidence before making a high-impact decision.