XML Sitemap Suite
Create search-compliant XML sitemaps, validate schema rules and 50,000-URL limits, and partition massive catalogs into sitemap index files.
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3 URLs • 0.56 KBXML Sitemap Architecture & Standards
Google Search Console requirements, sitemap index protocols, and scaling limits.
Protocol Boundaries (50,000 URLs / 50 MB)
A single sitemap file must not exceed 50,000 URLs or 50 MB uncompressed. Websites with larger catalogs partition URLs into sub-sitemaps and bind them under a sitemap index file.
Sitemap Index Hierarchy
Sitemap index documents utilize the <sitemapindex> root tag. Submitting the primary index file URL to Google Search Console registers all linked child sitemaps automatically.
Canonical & Protocol Best Practices
Always include full absolute URLs with exact protocols (HTTPS) and trailing slash consistency. Exclude redirected pages (301/302), canonicalized duplicates, and 404 error routes.
W3C Datetime Lastmod Formatting
Use standard W3C date formats (YYYY-MM-DD or YYYY-MM-DDThh:mm:ssTZD). Accurate lastmod tags allow crawlers to prioritize re-crawling updated pages efficiently.