Download Ninja
File download manager and web content fetching tool
About this crawler
Download Ninja is a web crawler identified by the regular-expression pattern Download Ninja in the User-Agent request header. It is categorised as http-library. Use the regex above to detect, log, allow, or block Download Ninja traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.72%
Technical details
- Name
- Download Ninja
- Pattern
Download Ninja- Tags
- http-library
- Reference
- https://knownagents.com/agents/download-ninja
- Added
- 2026/04/26
- Instances
- 1 known sample(s)
Sample User-Agent strings
Download Ninja/4.0
Block this crawler
robots.txt — disallow Download Ninja:
User-agent: Download Ninja
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Download Ninja [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Download Ninja") {
return 403;
}
← back to all crawlers