Flyriverbot
AI content source verification and attribution checking crawler
About this crawler
Flyriverbot is a web crawler identified by the regular-expression pattern Flyriverbot in the User-Agent request header. It is categorised as ai-crawler. Use the regex above to detect, log, allow, or block Flyriverbot traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
No block-rate data for this crawler.
Technical details
- Name
- Flyriverbot
- Pattern
Flyriverbot- Tags
- ai-crawler
- Reference
- https://flyriver.com/crawler
- Added
- 2026/04/26
- Instances
- 1 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36 Flyriverbot/1.1 (+https://www.flyriver.com/; AI Content Source Check)
Block this crawler
robots.txt — disallow Flyriverbot:
User-agent: Flyriverbot
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Flyriverbot [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Flyriverbot") {
return 403;
}
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