EasouSpider
Chinese mobile search engine crawler largely dormant
About this crawler
EasouSpider is a web crawler identified by the regular-expression pattern EasouSpider in the User-Agent request header. It is categorised as search-engine. Use the regex above to detect, log, allow, or block EasouSpider traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.59%
Technical details
- Name
- EasouSpider
- Pattern
EasouSpider- Tags
- search-engine
- Reference
- http://www.easou.com/search/spider.html
- Added
- 2026/05/02
- rDNS suffixes
.easou.com- Instances
- 1 known sample(s)
rDNS verification (FCrDNS)
Verify a request is genuinely EasouSpider 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.
.easou.com
Sample User-Agent strings
Mozilla/5.0 (compatible; EasouSpider; +http://www.easou.com/search/spider.html)
Block this crawler
robots.txt — disallow EasouSpider:
User-agent: EasouSpider
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} EasouSpider [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "EasouSpider") {
return 403;
}
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