Bots by company
Mozilla bots and crawlers
Mozilla makes the Firefox browser.
Mozilla bots at a glance
- Mozilla runs 1 bot listed in this directory.
- They belong to: AI Assistant Fetchers.
- Each Mozilla bot has its own robots.txt token, so each purpose can be allowed or blocked separately.
- Website: www.mozilla.org
Every Mozilla bot
| Bot | Group | Purpose | robots.txt | For GEO |
|---|---|---|---|---|
| Mozilla-Tabstack | AI Assistant Fetchers | AI assistantProduct featureReported | Yes | Your choice |
Block or allow all Mozilla bots
The rules below name every Mozilla token in this directory. To block training but keep AI search, delete the search and assistant tokens from the block rule.
robots.txt: block
# Block all Mozilla bots
User-agent: Mozilla-Tabstack
Disallow: /robots.txt: allow
# Allow all Mozilla bots
User-agent: Mozilla-Tabstack
Allow: /robots.txt: partial
# Keep all Mozilla bots out of private areas only
User-agent: Mozilla-Tabstack
Disallow: /wp-admin/
Disallow: /cart/
Disallow: /checkout/
Disallow: /my-account/
Allow: /Nginx
# Nginx: return 403 to all Mozilla bots
if ($http_user_agent ~* "(Mozilla\-Tabstack)") {
return 403;
}Apache
# Apache .htaccess: return 403 to all Mozilla bots
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} (Mozilla\-Tabstack) [NC]
RewriteRule .* - [F,L]Cloudflare WAF
# Cloudflare > Security > WAF > Custom rule, action: Block
(http.user_agent contains "Mozilla-Tabstack")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.
