microsoft.com: what it tells AI crawlers
On 26 October 2026, microsoft.com's robots.txt allowed all of GPTBot, OAI-SearchBot, ClaudeBot, Claude-SearchBot, Google-Extended, PerplexityBot and CCBot.
Last verified 2026-10-26 21:13 UTC (daily run of 2026-10-26). Proof for that day.
- Panel
- top 1k (Tranco)
- robots.txt
- ok (HTTP 200) · https://www.microsoft.com/robots.txt
unchanged since 2026-10-26 · sha25679a2a24e3e2c00de…· view as recorded - The * group
- allows applies to every agent without its own group
Per AI bot, 2026-10-26
| User agent | Verdict | How |
|---|---|---|
| GPTBot | allows | through the * group |
| OAI-SearchBot | allows | through the * group |
| ChatGPT-User | allows | through the * group |
| ClaudeBot | allows | through the * group |
| Claude-SearchBot | allows | through the * group |
| Claude-User | allows | through the * group |
| PerplexityBot | allows | through the * group |
| Perplexity-User | allows | through the * group |
| Googlebot | allows | through the * group |
| Google-Extended | allows | through the * group |
| Applebot-Extended | allows | through the * group |
| CCBot | allows | through the * group |
| Bytespider | allows | through the * group |
| Meta-ExternalAgent | allows | through the * group |
| Amazonbot | allows | through the * group |
Other signals
| Publishes /llms.txt | no |
| Publishes /ai.txt | no |
| Publishes /.well-known/tdmrep.json | no |
| Reserves TDM rights (TDMRep file, header or meta) | no |
| Declares Content Signals (robots.txt or header) | no |
| Says ai-train=no in a Content Signal | no |
| Points to an RSL licence (robots.txt License line or Link header) | no |
| Answers with an x402 payment offer (lower bound: only the homepage is probed) | no |
| Answers HTTP 402 Payment Required (lower bound: only the homepage is probed) | no |
| Sends noai / noimageai directives | no |
| Refused our fetcher (403 / challenge) | no |
robots.txt as recorded sha256 72779f0f68809bf9…
# Robots.txt file for www.microsoft.com User-agent: * Disallow: /*/store/locations/store-locations-sitemap.xml Disallow: /en-us/windows/si/matrix.html Disallow: /en-us/windows/si/matrix.html Disallow: /*/security/search-results.aspx? Disallow: /*/music/*/search/ Disallow: /*/store/buynow? Disallow: /*/store/cart Disallow: /*/search/ Disallow: /*/music/*/Search/ Disallow: /*/Search/ Disallow: /*/newsearch/ Disallow: *action=catalogsearch& Disallow: /*/store/d/groove-music-pass/cfq7ttc0k5dq/0001 Allow: /*/store/*/search/ Allow: /*/store/*/layout/ Allow: /*/store/music/groove-music-pass/* Allow: *action=catalogsearch&catalog_mode=grid&page=2$ Allow: *action=catalogsearch&catalog_mode=grid&page=3$ Allow: *action=catalogsearch&catalog_mode=grid&page=4$ Allow: *action=catalogsearch&catalog_mode=grid&page=5$ Allow: *action=catalogsearch&catalog_mode=grid&page=6$ Allow: *action=catalogsearch&catalog_mode=grid&page=7$ Allow: *action=catalogsearch&catalog_mode=grid&page=8$ Allow: *action=catalogsearch&catalog_mode=list&page=2$ Allow: *action=catalogsearch&catalog_mode=list&page=3$ Allow: *action=catalogsearch&catalog_mode=list&page=4$ Allow: *action=catalogsearch&catalog_mode=list&page=5$ Allow: *action=catalogsearch&catalog_mode=list&page=6$ Allow: *action=catalogsearch&catalog_mode=list&page=7$ Allow: *action=catalogsearch&catalog_mode=list&page=8$ Disallow: *action=accessorysearch&product=*&* Allow: *action=accessorysearch&product=*$ Disallow: *action=accessorysearch& Allow: *action=accessorysearch&page=2$ Allow: *action=accessorysearch&page=3$ Allow: *action=accessorysearch&page=4$ Allow: *action=accessorysearch&page=5$ Allow: *action=accessorysearch&page=6$ Allow: *action=accessorysearch&page=7$ Allow: *action=accessorysearch&page=8$ Disallow: *action=productcompareaction& Disallow: *action=productLinkAction& Disallow: *action=overlay& Disallow: *action=quickSearch& Disallow: *action=writeReview Disallow: *rep=hc Disallow: *fe=true Disallow: *?intc= Disallow: *&solved= Disallow: /music/*/wal/ Disallow: */wal/ Disallow: */layout/ Disallow: */base-en/ Disallow: *action=siteSearch Disallow: *action=productSupportSearch Disallow: *=imgmanager Disallow: */unsubscribe/ Disallow: *ActivityUID= Disallow: /feeds/TechNet/fr-fr/screenshot/screenshot%20surface.jpg Disallow: /imaginecup/* Disallow: /*/download/confirmation.aspx? Disallow: /*HpOptOut=true$ Disallow: /*TOCLinksForCrawlers* Disallow: /*mac/help.mspx? Disallow: /*mactopia/help.mspx? Disallow: */mediaapi/ Disallow: /blacklisted* Disallow: /canada/Library/mnp/2/aspx/ Disallow: /communities/bin.aspx? Disallow: /communities/blogs/PortalResults.mspx? Disallow: /communities/eventdetails.mspx? Disallow: /communities/rss.aspx* Disallow: /*/download/confirmation.aspx? Disallow: /*/download/registration-suggested.aspx? Disallow: /*/download/results.aspx? Disallow: /*/download/Browse.aspx? Disallow: /*/download/browse.aspx? Disallow: /*/download/info.aspx? Disallow: /*/download/thankyou.aspx Disallow: /*/download/thankyou.aspx? Disallow: /france/formation/centres/planning.asp? Disallow: /france/ie/default.asp? Disallow: /france/mnp_utility.mspx? Disallow: /genuine/ Disallow: /Germany/kleinunternehmen/euga/detail.mspx? Disallow: /Germany/kleinunternehmen/euga/results.mspx? Disallow: /germany/library/images/mnp/ Disallow: /germany/video/de/de/related* Disallow: /hpc/*/supported-applications.aspx? Disallow: /ie/ie40/ Disallow: /info/customerror.htm* Disallow: /info/smart404.asp* Disallow: /intlkb/ Disallow: /isapi/ Disallow: /Japan/DirectX/default.asp? Disallow: /japan/directx/default.asp? Disallow: /japan/enable/textview.asp? Disallow: /japan/products/library/search.asp? Disallow: /japan/showcase/print/default.aspx? Disallow: /japan/terminology/query.asp? Disallow: /*mnp_utility.mspx? Disallow: /rus/licensing/Unilateral.aspx/* Disallow: /spain/empresas/ Disallow: /spain/medianaempresa/ Disallow: /windows/compatibility/windows-vista/ Disallow: /windows/compatibility/windows-7/ Disallow: /windows/compatibility/windows-7/* Disallow: /windows/404.aspx?* Disallow: /windows/campaign/meet-start.aspx Disallow: /windows/campaign/meet-apps.aspx Disallow: /windows/campaign/features-built-in-apps.aspx Disallow: /ru-ru/events/platforma/materials/default.aspx?speaker* Disallow: /de-de/corporate/rechtliche-hinweise/impressum_de.aspx Sitemap: https://www.microsoft.com/learning/sitemap.xml Sitemap: https://www.microsoft.com/filedata/sitemaps/RW5xN8 Sitemap: https://www.microsoft.com/store/collections.xml Sitemap: https://www.microsoft.com/store/productdetailpages.index.xml Sitemap: https://www.microsoft.com/en-us/surface/surface.index.xml Sitemap: https://www.microsoft.com/microsoft-365/sitemapindex.xml Sitemap: https://www.microsoft.com/microsoft-teams/sitemapindex.xml Sitemap: https://www.microsoft.com/microsoft-viva/sitemapindex.xml Sitemap: https://www.microsoft.com/security/sitemapindex.xml Sitemap: https://www.microsoft.com/windows-365/sitemapindex.xml Sitemap: https://www.microsoft.com/trust-center/sitemapindex.xml Sitemap: https://www.microsoft.com/store/categories.xml
robots.txt versions
| From | Through | State | Version | |
|---|---|---|---|---|
| 2026-10-26 | 2026-10-27 | ok 200 | 79a2a24e3e2c |
Timeline of changes
| Date | What changed |
|---|---|
| No changes since the first observation (2026-10-26). | |
Reconstructed history (Common Crawl)
From Common Crawl's robots.txt captures: what CCBot was served, one crawl per quarter. A separate series from the daily observations above; a 403 here means Common Crawl was refused, not this ledger.
| Crawl | Host | State | GPTBot | OAI-SearchBot | ChatGPT-User | ClaudeBot | Claude-SearchBot | Claude-User | PerplexityBot |
|---|---|---|---|---|---|---|---|---|---|
| 2026-09-21 CC-MAIN-2026-39 | www.microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
| 2024-09-16 CC-MAIN-2024-38 | www.microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
| 2023-10-02 CC-MAIN-2023-40 | www.microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
| 2022-10-03 CC-MAIN-2022-40 | www.microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
| 2021-09-27 CC-MAIN-2021-39 | www.microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
| 2020-09-28 CC-MAIN-2020-40 | www.microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
| 2019-09-23 CC-MAIN-2019-39 | www.microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
| 2018-09-24 CC-MAIN-2018-39 | www.microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
| 2017-09-25 CC-MAIN-2017-39 | www.microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
| 2016-09-05 CC-MAIN-2016-36 | microsoft.com | ok view | allows | allows | unknown | allows | allows | unknown | allows |
Evidence
Every daily observation of microsoft.com is a leaf in that day's Merkle tree. Proof of the robots.txt line for 2026-10-26: audit path (JSON), day root and OpenTimestamps proof (complete (bitcoin block 973294)).
API: https://infrarabbit.com/crawlers/api/v1/policy/microsoft.com