Dark Visitor
Bot analytics and AI agent tracking service crawler
About this crawler
Dark Visitor is a web crawler identified by the regular-expression pattern Dark Visitor in the User-Agent request header. It is categorised as monitoring. Use the regex above to detect, log, allow, or block Dark Visitor traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.065%
Technical details
- Name
- Dark Visitor
- Pattern
Dark Visitor- Tags
- monitoring
- Reference
- https://knownagents.com/
- Added
- 2026/04/26
- Instances
- 1 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (compatible; Dark Visitor/1.0; +https://darkvisitors.com)
Block this crawler
robots.txt — disallow Dark Visitor:
User-agent: Dark Visitor
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Dark Visitor [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Dark Visitor") {
return 403;
}
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