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amazon-QBusiness

Amazon · Unconfirmed · robots.txt: Yes

Crawls and indexes the websites an Amazon Q Business customer connects, so that company's generative-AI assistant can answer questions from them.

Block amazon-QBusiness

User-agent: amazon-QBusiness
Disallow: /

Amazon says a Disallow for amazon-QBusiness stops the Amazon Q Web Crawler from indexing your website.

Allow amazon-QBusiness

User-agent: amazon-QBusiness
Allow: /

An allow group only changes anything if a broader rule would block amazon-QBusiness. Under the robots.txt standard (RFC 9309, section 2.2.1) a crawler follows the group that names it and uses the User-agent: * group only when no group does — so this group lets it in even if your * group says Disallow: /. Token matching is case-insensitive.

Put these lines in /robots.txt at the root of each host (each subdomain has its own file). robots.txt is a request to well-behaved crawlers, not access control.

Who blocks it

amazon-QBusiness is not in the 2026-10-09 survey: it was added to this directory after we last read the most-visited sites' robots.txt files, so we have no count for it yet.

Facts

Operator
Amazon
Purpose
Unconfirmed by the operator

Amazon documents it as the web crawler of Amazon Q Business, a generative-AI assistant a company configures to answer questions from its own enterprise data; the crawler indexes the websites that company connects. That is none of training, a public AI search index or a user fetch as Amazon states it. Amazon also says Q Business is no longer open to new customers.

Obeys robots.txt
Yes. Amazon says the Q Business Web Crawler adheres to the rules in your website's robots.txt, including Allow and Disallow, and gives User-agent: amazon-QBusiness with Disallow: / as the way to stop it crawling a site.
In your server logs
Unconfirmed by the operator Amazon's documentation we checked does not give its user-agent string.
How to verify it
Unconfirmed by the operator Amazon's documentation we checked gives no IP list or DNS check for this crawler, so a request claiming to be amazon-QBusiness cannot be verified against the operator.

What Amazon says

Quoted word for word from the operator's documentation.

“To stop Amazon Q Web Crawler from crawling the website, use the following directive: User-agent: amazon-QBusiness # Amazon Q Web Crawler Disallow: / # disallow access to any pages”

“Amazon Q Business Web Crawler adheres to the rules set in your website’s robots.txt file, which determines the areas it is allowed or not allowed to visit.”

“Amazon Q Business Web Crawler respects standard robots.txt directives like Allow and Disallow.”

“You can stop Amazon Q Web Crawler from indexing your website using the Disallow directive.”

“Amazon Q Business is no longer open to new customers.”

“Amazon Q Business is a fully managed, generative-AI powered assistant that you can configure to answer questions, provide summaries, generate content, and complete tasks based on your enterprise data.”

Sources

Other crawlers from Amazon

Same purpose, other operators

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