Sogou
Sogou search engine web crawler bot
About this crawler
Sogou is a web crawler identified by the regular-expression pattern Sogou in the User-Agent request header. It is categorised as search-engine. Use the regex above to detect, log, allow, or block Sogou traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.59%
Technical details
- Name
- Sogou
- Pattern
Sogou- Tags
- search-engine
- Reference
- http://www.sogou.com/docs/help/webmasters.htm#07
- Added
- 2012/05/13
- rDNS suffixes
.sogou.com- Instances
- 3 known sample(s)
rDNS verification (FCrDNS)
Verify a request is genuinely Sogou with forward-confirmed reverse DNS: the client IP's PTR record must end in one of the suffixes below and a forward A/AAAA lookup of that hostname must return the same IP. UA strings alone are spoofable; FCrDNS is not.
.sogou.com
Sample User-Agent strings
Sogou News Spider/4.0(+http://www.sogou.com/docs/help/webmasters.htm#07)
Sogou Pic Spider/3.0(+http://www.sogou.com/docs/help/webmasters.htm#07)
Sogou web spider/4.0(+http://www.sogou.com/docs/help/webmasters.htm#07)
Block this crawler
robots.txt — disallow Sogou:
User-agent: Sogou
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Sogou [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Sogou") {
return 403;
}
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