Scope3
Scope3 content classification and brand safety
About this crawler
Scope3 is a web crawler identified by the regular-expression pattern Scope3 in the User-Agent request header. It is categorised as advertising. Use the regex above to detect, log, allow, or block Scope3 traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.065%
Technical details
- Name
- Scope3
- Pattern
Scope3- Tags
- advertising
- Reference
- https://docs.scope3.com/docs/scope3-crawler
- Added
- 2026/04/26
- Instances
- 1 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36 Scope3/2.0 (scope3.com)
Block this crawler
robots.txt — disallow Scope3:
User-agent: Scope3
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Scope3 [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Scope3") {
return 403;
}
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