Sitemap index files
type: TechArticle
description: A sitemap of sitemaps. Used when a site has more than 50,000 URLs or wants to split sitemaps by content type for cleaner reporting.
language: en
is part of: Web Specification Studio
author: Web Specification Studio
publisher: Web Specification Studio
license: https://creativecommons.org/licenses/by/4.0/
date modified: 2026-05-29T19:18:37.253Z
citation: Sitemaps XML format — sitemap index files
  type: CreativeWork
  publisher: sitemaps.org
citation: Manage sitemaps for large sites
  type: CreativeWork
  publisher: Google Search Central

Web Specification Studio
type: WebSite

Web Specification Studio
type: Organization

breadcrumb
type: BreadcrumbList
item list element: Home
  type: ListItem
  position: 1
  item: https://webspecification.com/
item list element: Spec
  type: ListItem
  position: 2
  item: https://webspecification.com/spec/
item list element: SEO
  type: ListItem
  position: 3
  item: https://webspecification.com/spec/seo/
item list element: Sitemap index files
  type: ListItem
  position: 4
  item: https://webspecification.com/spec/seo/sitemap-index/