#Sitemaps
I built a Chrome extension to keep XML sitemaps readable. It turned into a bug finder.

Adobe: canonicals pointing at a __template__ page.
Man City: ex-players' pages that 404.

X: robots.txt links to a sitemap that isn't there.

Semrush: nested indexes.

joost.blog/broken-sitem...
Almost nobody gets XML sitemaps right · Joost.blog
I built Sitemap Inspector to keep sitemaps readable. It became a bug finder: Adobe, Anthropic, GOV.UK, Man City, Semrush and X all ship sitemap errors.
joost.blog
September 27, 2026 at 6:16 PM
#Development #Pitfalls
Almost nobody gets XML sitemaps right · What Google really expects from your sitemap ilo.im/16giw9 by Joost de Valk

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#Business #Google #SEO #Sitemaps #Website #XML #RobotsTxt #WebDev #Frontend #Backend
Almost nobody gets XML sitemaps right · Joost.blog
I built Sitemap Inspector to keep sitemaps readable. It became a bug finder: Adobe, Anthropic, GOV.UK, Man City, Semrush and X all ship sitemap errors.
ilo.im
September 30, 2026 at 1:14 AM
XML sitemaps should contain all canonical urls and each url should contain an accurate lastmod date. I'm with Joost de Valk, many sites get this wrong. Back in the day I called them "dirty sitemaps". Now I just make sure clients understand what should be in those sitemaps and what should be left out
Almost nobody gets XML sitemaps right · Joost.blog
I built Sitemap Inspector to keep sitemaps readable. It became a bug finder: Adobe, Anthropic, GOV.UK, Man City, Semrush and X all ship sitemap errors.
joost.blog
September 28, 2026 at 5:13 PM
No one should have to deal with xml sitemaps at 8am
April 25, 2025 at 7:03 AM
🔗 New #link: Eleventy Baseline

An Eleveny Swiss army knife that makes the structural decisions that Eleventy leaves open: directory layout, asset pipeline, image handling, SEO, sitemaps.

https://www.eleventy-baseline.dev
September 28, 2026 at 11:11 AM
New from Bing -> Keeping Content Discoverable with Sitemaps in AI Powered Search

"While no tool can guarantee when or how your content will appear in AI-generated results, combining sitemaps and IndexNow gives your content the best chance to be discovered, crawled, and indexed efficiently."
Keeping Content Discoverable with Sitemaps in AI Powered Search
AI search is redefining how content is discovered and ranked, but sitemaps still matter. When paired with IndexNow, they provide the structure and speed search engines need to keep your content visibl...
blogs.bing.com
July 31, 2025 at 5:55 PM
Content is being deleted from websites. This was anticipated, but maybe not at this speed.

Appreciate the digital sleuthing by these @washingtonpost.com journalists using the sitemaps. Interesting note that HUD doesn’t have a computer-readable sitemap.
wapo.st/40ByOMt
How federal agencies have already changed their websites under Trump
“Diversity” has been deleted. “Climate resilience” is now a popular substitute for “climate change.” And “pregnant people” has been replaced by “pregnant women.”
wapo.st
February 1, 2025 at 5:55 PM
bring back information density and navigable sitemaps !!!!
March 22, 2026 at 4:27 PM
Take your chances with lucky Astro 5.13 🍀

New experimental features, plus updates to Astro DB, sitemaps, and the Cloudflare adapter

Ready to play?

astro.build/blog/astro-5...
Astro 5.13 | Astro
Astro 5.13 ships experimental improvements to environment variable handling, support for Chrome DevTools workspaces, and more!
astro.build
August 14, 2025 at 12:04 PM
Technical SEO for Local Businesses in Durgapur: Complete 2026 Guide

Improve technical SEO for Durgapur local businesses with crawlability, indexing, canonicals, sitemaps, redirects, structured data, speed and mobile checks.
Technical SEO for Local Businesses in Durgapur: Complete 2026 Guide
Improve technical SEO for Durgapur local businesses with crawlability, indexing, canonicals, sitemaps, redirects, structured data, speed and mobile checks.
mithutech.com
September 28, 2026 at 7:54 PM
Are llms.txt the new geo sitemaps?
web.archive.org/web/20080705...
February 18, 2026 at 7:30 PM
Should we add something new to sitemaps?
June 1, 2023 at 8:33 PM
Diese weiterführenden Links oben zeigen auf weitere Sitemaps, die dann die Links zu den einzelnen Artikeln des Jahres und Monats haben. Hier hätten alle Artikel aus dem Jänner 2007 zu finden sein sollen.

Seit ca. einer Stunde krieg ich da aber nix mehr zurück. Hmmmm :)
November 1, 2025 at 9:34 PM
Working on Nudgd's SEO today. Meta tags, sitemaps, structured data. All included in generated projects. The small things that make a difference.

https://www.nudgdapp.com

#buildinpublic #nextjs
March 4, 2026 at 4:36 PM
Même les grands sites se trompent sur leurs sitemaps XML Des sitemaps censés guider les moteurs contiennent pourtant des URL en erreur, redirigées, noindex ou déclarées non canoniques.

https://positionzero.net/meme-les-grands-sites-se-trompent-sur-leurs-sitemaps-xml/

#Crawl #Indexation
Même les grands sites se trompent sur leurs sitemaps XML
Des sitemaps censés guider les moteurs contiennent pourtant des URL en erreur, redirigées, noindex ou déclarées non canoniques. Joost de Valk a contrôlé six sites connus et relevé des incohérences parfois massives entre leurs fichiers XML et les pages listées.
positionzero.net
October 1, 2026 at 1:56 PM
Updated with a statement from Anthropic:
July 27, 2026 at 5:15 PM
🔍 NextJS SEO Pro Tip: Use next-sitemap to generate sitemaps automatically!

Sitemaps help crawler bots navigate your site efficiently, especially crucial for dynamic content. They show content update timestamps, helping faster reindexing.

Perfect for sites with multiple pages
#buildinpublic #webdev
December 9, 2024 at 7:54 AM
Maudit, my Rust library to generate static websites, has recently gained a few cool new features!

- Automatic sitemap generation
- Built-in support for internationalization, including using localized slugs
- Prefetch support for faster navigations

Quick video showing sitemaps and localized routes:
January 18, 2026 at 8:50 PM
I just remembered sitemaps, and now I feel old.
May 19, 2024 at 1:15 AM
You know what's a lost art in webdesign? Sitemaps. Now everything is just convoluted fucking menus and submenus and subsubmenus, but back in good old fucking days you had one page with links to everything and it made shit simple.
January 18, 2025 at 1:50 PM
New tool added to our directory: Flowmapp
New tool: Flowmapp
Flowmapp is a visual platform for planning website projects, enabling users to create sitemaps, wireframes, and content while managing costs and invoices.
www.llmrelevance.com
September 28, 2026 at 1:47 PM
White House website sitemaps continued:

Located at category-sitemap.xml

#Accessibility #A11y
January 21, 2025 at 11:42 PM
Working on Nudgd's SEO today. Meta tags, sitemaps, structured data. All included in generated projects. The small things that make a difference.

https://www.nudgdapp.com

#buildinpublic #nextjs
June 23, 2026 at 7:38 AM