01 · Operator
Who operates Baiduspider
02 · Behavior
What Baiduspider does
Baiduspider fetches pages to build the index for Baidu web search. Baidu also runs a rendering variant, Baiduspider-render, that identifies itself with its own token. Both variants contain the string Baiduspider in the user agent.
03 · Impact
Why Baiduspider matters for your site
If you allow it
- Your pages can appear in Baidu search results
- Needed for visibility with Chinese-speaking audiences
If you block it
- Little value if you have no audience in China
- User agent is often spoofed by other clients
04 · Allow
How to allow Baiduspider
robots.txt
User-agent: Baiduspider
Allow: /Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "Baiduspider")
Action: Skip › All Super Bot Fight Mode rules
# Also check Security › Bots: "Block AI bots" can block it regardless of robots.txt.WordPress
# WordPress serves a virtual robots.txt. Edit it with your SEO plugin:
# Yoast: SEO › Tools › File editor · Rank Math: General Settings › Edit robots.txt
User-agent: Baiduspider
Allow: /nginx
# nginx serves every user agent by default.
# Make sure no rule like this blocks it:
# if ($http_user_agent ~* "Baiduspider") { return 403; }Apache
# Apache serves every user agent by default.
# Make sure .htaccess has no rule like this:
# RewriteCond %{HTTP_USER_AGENT} Baiduspider [NC]
# RewriteRule .* - [F,L]05 · Block
How to block Baiduspider
Start with robots.txt. If Baiduspider keeps showing up in your logs, block it at your CDN or web server.
robots.txt
User-agent: Baiduspider
Disallow: /Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "Baiduspider")
Action: BlockWordPress
# WordPress serves a virtual robots.txt. Edit it with your SEO plugin:
# Yoast: SEO › Tools › File editor · Rank Math: General Settings › Edit robots.txt
User-agent: Baiduspider
Disallow: /nginx
# In your server { } block:
if ($http_user_agent ~* "Baiduspider") {
return 403;
}Apache
# .htaccess
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Baiduspider [NC]
RewriteRule .* - [F,L]
</IfModule>06 · User agents
User agents we see for Baiduspider
| User agent | Share | Last active | Status |
|---|---|---|---|
Mozilla/5.0 (compatible; Baiduspider-render/2.0; +http://www.baidu.com/search/spider.html) |
45% | Yesterday | Unverified |
Mozilla/5.0 (compatible; Baiduspider/2.0; +http://www.baidu.com/search/spider.html) |
39% | Yesterday | Verified |
Mozilla/5.0 (compatible; Baiduspider/2.0; +http://www.baidu.com/search/spider.html) |
17% | Yesterday | Unverified |
Mozilla/5.0 (Linux;u;Android 4.2.2;zh-cn;) AppleWebKit/534.46 (KHTML,like Gecko) Version/5.1 Mobile … |
0.1% | 3 days ago | Verified |
Mozilla/5.0 (Linux;u;Android 4.2.2;zh-cn;) AppleWebKit/534.46 (KHTML,like Gecko) Version/5.1 Mobile … |
0% | 21 days ago | Unverified |
07 · Verification
Is it really Baiduspider?
Baiduspider’s operator publishes no IP ranges or hostnames, so requests cannot be verified. Treat the user agent as a claim, and watch your logs for unusual request rates.
IP addresses we saw from verified Baiduspider requests
| IP range | Share | Last active |
|---|---|---|
220.181.108.0/24 |
84% | Yesterday |
116.179.32.238 |
0.5% | Yesterday |
116.179.32.20 |
0.5% | 2 days ago |
116.179.32.239 |
0.5% | Yesterday |
116.179.32.21 |
0.5% | 2 days ago |
116.179.32.225 |
0.5% | Yesterday |
116.179.32.195 |
0.5% | 2 days ago |
116.179.32.39 |
0.5% | 2 days ago |
116.179.32.241 |
0.5% | Yesterday |
116.179.32.25 |
0.5% | 2 days ago |
Top 10 of 48 ranges. Always check against the operator’s current list; ranges change.
FAQ
Questions about Baiduspider
What is Baiduspider?
Baiduspider is the crawler that Baidu uses to index pages for its search engine.
What is Baiduspider-render?
It is a Baidu crawler variant whose user agent contains Baiduspider-render/2.0. A robots.txt rule for Baiduspider also matches it by name.
How do I block Baiduspider?
Add a robots.txt group with User-agent: Baiduspider followed by Disallow: /.
Last updated Oct 27, 2026