Zombiebot
Crawler indexing content for SEO analysis and intelligence
About this crawler
Zombiebot is a web crawler identified by the regular-expression pattern Zombiebot\/ in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block Zombiebot traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.065%
Technical details
- Name
- Zombiebot
- Pattern
Zombiebot\/- Tags
- seo
- Reference
- http://www.zombiedomain.net/robot/
- Added
- 2026/04/17
- Instances
- 1 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv 11.0) like Gecko (compatible; Zombiebot/2.1; +http://www.zombiedomain.net/robot/)
Block this crawler
robots.txt — disallow Zombiebot:
User-agent: Zombiebot
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Zombiebot\/ [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Zombiebot\\/") {
return 403;
}
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