Sosospider
Chinese search engine web indexing and crawling bot
About this crawler
Sosospider is a web crawler identified by the regular-expression pattern Sosospider in the User-Agent request header. It is categorised as search-engine. Use the regex above to detect, log, allow, or block Sosospider traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
1.4%
Technical details
- Name
- Sosospider
- Pattern
Sosospider- Tags
- search-engine
- Reference
- http://help.soso.com/webspider.htm
- Added
- 2026/04/26
- Instances
- 1 known sample(s)
Sample User-Agent strings
Sosospider
Block this crawler
robots.txt — disallow Sosospider:
User-agent: Sosospider
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Sosospider [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Sosospider") {
return 403;
}
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