Zombiebot

seo 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%
latest snapshot
2026-06-04
matched key: Zombiebot
2026-05-012026-06-040.11%

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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