Buck

monitoring Buck\/

Hypefactors media monitoring web crawler

About this crawler

Buck is a web crawler identified by the regular-expression pattern Buck\/ in the User-Agent request header. It is categorised as monitoring. Use the regex above to detect, log, allow, or block Buck traffic in your web server, CDN edge rules, or robots.txt.

Block-rate · top 25k sites

0.46%
latest snapshot
2026-06-04
matched key: Buck
2026-05-012026-06-040.62%

Technical details

Name
Buck
Pattern
Buck\/
Tags
monitoring
Reference
https://app.hypefactors.com/media-monitoring/about.html
Added
2018/03/27
Instances
1 known sample(s)

Sample User-Agent strings

Buck/2.2; (+https://app.hypefactors.com/media-monitoring/about.html)

Block this crawler

robots.txt — disallow Buck:

User-agent: Buck Disallow: /

Apache .htaccess — return 403:

RewriteEngine On RewriteCond %{HTTP_USER_AGENT} Buck\/ [NC] RewriteRule .* - [F,L]

Nginx — return 403 inside a server block:

if ($http_user_agent ~* "Buck\\/") { return 403; }
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