Crazy Egg
Analytics bot for heatmaps and A/B testing
About this crawler
Crazy Egg is a web crawler identified by the regular-expression pattern Crazy Egg in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block Crazy Egg traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.061%
Technical details
- Name
- Crazy Egg
- Pattern
Crazy Egg- Tags
- seo
- Reference
- https://support.crazyegg.com/hc/en-us/articles/22650794175251
- Added
- 2026/04/17
- Instances
- 2 known sample(s)
Sample User-Agent strings
Crazy Egg Bot/Crazy Egg Bot (Mobile)/Crazy Egg Bot (Tablet)
Mozilla/5.0 (compatible; Crazy Egg; +https://www.crazyegg.com/)
Block this crawler
robots.txt — disallow Crazy Egg:
User-agent: Crazy Egg
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Crazy Egg [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Crazy Egg") {
return 403;
}
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