amazon-QBusiness user agent
Operated by Amazon
amazon-QBusiness is a user agent reported for Amazon Q Business, AWS's generative AI assistant for companies.
The amazon-QBusiness bot at a glance
- amazon-QBusiness is operated by Amazon and fetches a page when a person asks an AI assistant about it or shares its link.
- The robots.txt token for amazon-QBusiness is amazon-QBusiness.
- Blocking an AI assistant fetcher has no effect on search rankings.
- amazon-QBusiness robots.txt support: Not documented.
- Recommendation for Generative Engine Optimization (GEO): Your choice.
What is amazon-QBusiness?
Amazon Q Business can fetch web content for answers inside a company’s assistant.
Public registries list it as an AI assistant.
Should you block amazon-QBusiness?
Blocking amazon-QBusiness is a business decision: it protects your content but can lower how well AI products know your brand.
| Effect on search rankings | Blocking an AI assistant fetcher has no effect on search rankings. |
|---|---|
| Effect on AI visibility | Blocking stops the assistant from reading your page when a user asks about it or pastes your link, so its answer falls back to other sources. |
| Follows robots.txt | Not documented |
| Recommendation | Your choice |
How to block or allow amazon-QBusiness
Put the robots.txt rule in the file at the root of every domain and subdomain, for example https://example.com/robots.txt. The token amazon-QBusiness is matched case-insensitively. robots.txt alone may not stop amazon-QBusiness, so add the Nginx, Apache or Cloudflare rule as well.
robots.txt: block
# Block amazon-QBusiness
User-agent: amazon-QBusiness
Disallow: /robots.txt: allow
# Allow amazon-QBusiness
User-agent: amazon-QBusiness
Allow: /robots.txt: partial
# Keep amazon-QBusiness out of private areas only
User-agent: amazon-QBusiness
Disallow: /wp-admin/
Disallow: /cart/
Disallow: /checkout/
Disallow: /my-account/
Allow: /Nginx
# Nginx: return 403 to amazon-QBusiness
if ($http_user_agent ~* "(amazon\-QBusiness)") {
return 403;
}Apache
# Apache .htaccess: return 403 to amazon-QBusiness
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} (amazon\-QBusiness) [NC]
RewriteRule .* - [F,L]Cloudflare WAF
# Cloudflare > Security > WAF > Custom rule, action: Block
(http.user_agent contains "amazon-QBusiness")How to verify real amazon-QBusiness traffic
Amazon publishes no IP list or reverse DNS pattern for amazon-QBusiness, so the user agent cannot be verified. Anyone can send the same string. Rate-limit unusual volume instead of trusting the name.
How to find amazon-QBusiness in your server logs
Search the web server access log for the token. The command below counts amazon-QBusiness requests per URL on Nginx or Apache.
grep -i "amazon-QBusiness" access.log | awk '{print $7}' | sort | uniq -c | sort -rn | head -20For a full report per AI bot, upload the log to the AI Log File Analyzer, a free tool by Justin Hà.
amazon-QBusiness FAQ
amazon-QBusiness uses the robots.txt token "amazon-QBusiness". Amazon does not publish a full user-agent string, so match the token inside the User-Agent header.
Amazon has not documented how amazon-QBusiness treats robots.txt. Add a robots.txt rule and back it with a server rule if the traffic matters to you.
Blocking an AI assistant fetcher has no effect on search rankings. Blocking stops the assistant from reading your page when a user asks about it or pastes your link, so its answer falls back to other sources.
Add two lines to the robots.txt file at the root of each domain and subdomain: "User-agent: amazon-QBusiness" followed by "Disallow: /". The token is case-insensitive. Changes can take up to 24 hours to be picked up.
Not reliably. Amazon publishes no IP list or reverse DNS pattern for amazon-QBusiness, so anyone can send the same user agent. Rate-limit unusual volume instead of trusting the name.
Search your server access log for "amazon-QBusiness", for example with: grep -i "amazon-QBusiness" access.log. The AI Log File Analyzer by Justin Hà counts visits per AI bot from an uploaded log file.
Sources: Public bot registry. Last reviewed by Justin Hà.
See which of these bots actually reach your website
The AI Log File Analyzer by Justin Hà counts visits from GPTBot, ClaudeBot, PerplexityBot and other AI crawlers in your server log, for free. The GEO Technical Package sets up robots.txt, llms.txt and crawler access for AI search.
