Safe Official docs Search Engines

Baidu Bookmark

Operated by Baidu

Quick Facts

User-Agent:
Baiduspider-favo
Category:
Search Engines
Operator:
Baidu
Safety:
Safe
Blocking Impact:
Low - No SEO ranking impact
SEO Impact Score:
2/10
Official docs:
help.baidu.com

Confirmed by the operator

Baidu names Baiduspider-favo on its own documentation page, linked above. The token, purpose and robots.txt behaviour on this profile come from that page, re-checked on September 22, 2026.

What is Baidu Bookmark?

Baidu Bookmark is an AI search-index crawler operated by Baidu. It collects and indexes web content so it can be surfaced as citations or answers inside Baidu's AI search experience. Allowing Baidu Bookmark can increase your visibility in AI-powered search results, which is why most sites choose to permit it.

Baidu Bookmark is an AI search-index crawler operated by Baidu. It collects and indexes web content so it can be surfaced as citations or answers inside Baidu's AI search experience. Allowing Baidu Bookmark can increase your visibility in AI-powered search results, which is why most sites choose to permit it.
Baidu Bookmark uses the user-agent token Baiduspider-favo. You can control it via robots.txt, meta tags (noai), or the emerging llms.txt standard. Robots.txt is voluntary; for hard enforcement, combine it with server-level IP blocking.

What happens if you block Baidu Bookmark?

🔶 AI Visibility Trade-off - Blocking Baidu Bookmark will not hurt Google or Bing rankings, but it can remove your content from AI search answers and assistant citations powered by this crawler. Block only if you have a deliberate reason.
Generally safe to allow; provides legitimate crawling value.

How to block Baidu Bookmark with robots.txt

<code>User-agent: Baiduspider-favo</code> - Matching is case-insensitive. Robots.txt is fetched from the root of each subdomain separately.

Block completely (robots.txt)
User-agent: Baiduspider-favo Disallow: /
Allow all (robots.txt)
User-agent: Baiduspider-favo Allow: /
Block private only (robots.txt)
User-agent: Baiduspider-favo Disallow: /private/ Disallow: /api/ Disallow: /admin/ Allow: /
Nginx server block
# Nginx: Hard-block Baidu Bookmark if ($http_user_agent ~* "Baiduspider-favo") { return 403 "Bot blocked"; }
Apache .htaccess
# Apache: Hard-block Baidu Bookmark SetEnvIfNoCase User-Agent "Baiduspider-favo" bad_bot Order Allow,Deny Allow from all Deny from env=bad_bot
Meta robots tag
<meta name="robots" content="noindex, nofollow">
X-Robots-Tag header
X-Robots-Tag: noindex, nofollow

Is Baidu Bookmark safe to allow?

Yes, Baidu Bookmark is a safe and legitimate crawler operated by Baidu. It follows the Robots Exclusion Protocol (RFC 9309) and can be controlled with standard robots.txt rules.
Verify by reverse-DNS lookup: legitimate Baidu Bookmark requests resolve to Baidu's domain.

What does Baidu Bookmark do?

Understanding Baidu Bookmark's purpose helps you decide whether to allow or block it.

  • Indexes web pages for AI-powered search answers
  • Surfaces your content as citations inside AI search results
  • Builds a knowledge index used to answer user questions
  • Allowing it can increase visibility in AI search
  • Respects robots.txt directives

Frequently Asked Questions

What is the official user-agent string for Baidu Bookmark?
The official user-agent string for Baidu Bookmark is: Baiduspider-favo. Use this exact string in robots.txt, Nginx, Apache, or Cloudflare firewall rules to target this bot. Matching in robots.txt is case-insensitive. Verify a request genuinely comes from Baidu Bookmark by performing a reverse-DNS lookup on the source IP.
Is Baidu Bookmark safe?
Yes, Baidu Bookmark is a safe and legitimate crawler operated by Baidu. It follows the Robots Exclusion Protocol (RFC 9309) and can be controlled with standard robots.txt rules.
Will blocking Baidu Bookmark hurt my SEO?
🔶 AI Visibility Trade-off - Blocking Baidu Bookmark will not hurt Google or Bing rankings, but it can remove your content from AI search answers and assistant citations powered by this crawler. Block only if you have a deliberate reason.
How do I block Baidu Bookmark in robots.txt?
Add the following lines to your /robots.txt file:
User-agent: Baiduspider-favo
Disallow: /

This instructs Baidu Bookmark not to crawl any path on your site. To block only specific sections, replace / with the path (e.g., Disallow: /blog/).
Does Baidu Bookmark respect robots.txt?
Baidu Bookmark is operated by Baidu and is expected to fetch and parse /robots.txt before crawling, following RFC 9309. For hard enforcement, combine robots.txt with server-level IP or user-agent blocking.
How do I verify if Baidu Bookmark is crawling my site?
Search your web server access logs for the string Baiduspider-favo (case-insensitive: grep -i "Baiduspider-favo" /var/log/nginx/access.log). Filter by user-agent in your log analytics tool (GoAccess, AWStats, etc.).

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