Which user-agent strings identify Baiduspider?

The following user-agent strings identify Baiduspider: Mozilla/5.0 (iPhone; CPU iPhone OS 9_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13B143 Safari/601.1 (compatible; Baiduspider-render/2.0; +http://www.baidu.com/search/spider.html).

Does Baiduspider respect robots.txt rules?

According to official documentation, Baiduspider does not respect robots.txt rules.

How do I block or allow Baiduspider in robots.txt?

You can control Baiduspider access using robots.txt rules. See the blocking snippet on this page for specific directives.

How can I verify Baiduspider traffic in server logs?

You can verify Baiduspider requests by checking your server access logs for the documented user-agent strings. For accurate verification, correlate user-agent patterns with IP ranges or verification methods provided by Baidu.

What is Baiduspider?

Direct Answer: Baiduspider is the search engine crawler for the search engine Baidu.

Operator: Baidu Purpose: Unknown

User-Agent Identification

The following user-agent strings identify Baiduspider in your server logs:

Mozilla/5.0 (iPhone; CPU iPhone OS 9_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13B143 Safari/601.1 (compatible; Baiduspider-render/2.0; +http://www.baidu.com/search/spider.html)

robots.txt Rules for Baiduspider

Respects robots.txt: No

Use the following robots.txt rules to control Baiduspider access:

# Block Baiduspider
User-agent: Baiduspider-render
Disallow: /

# Allow Baiduspider
User-agent: Baiduspider-render
Allow: /

Crawl Behavior

Request Pattern: Not Documented

Log Verification

To verify Baiduspider traffic in your server logs:

Search access logs for the user-agent strings listed above
Check if the IP addresses match documented ranges (if provided by Baidu)
Verify the crawl pattern matches documented behavior
Use reverse DNS lookup for additional verification if available

Note: Observed behavior in production environments may differ from official documentation. Log-based monitoring provides the only reliable verification of actual bot behavior.

Missing Information

The following information is not officially documented for Baiduspider:

Request behavior
Crawl frequency
IP ranges

Official Documentation

View Official Baiduspider Documentation →

Information extracted on February 2, 2026 from official sources.