Greppr Web Crawler
Greppr unfiltered search engine crawler
About this crawler
Greppr Web Crawler is a web crawler identified by the regular-expression pattern Greppr Web Crawler in the User-Agent request header. It is categorised as search-engine. Use the regex above to detect, log, allow, or block Greppr Web Crawler 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
- Greppr Web Crawler
- Pattern
Greppr Web Crawler- Tags
- search-engine
- Reference
- https://greppr.org/
- Added
- 2026/04/26
- Instances
- 1 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (compatible; Greppr Web Crawler/0.12.0 (https://greppr.org/))
Block this crawler
robots.txt — disallow Greppr Web Crawler:
User-agent: Greppr Web Crawler
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Greppr Web Crawler [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Greppr Web Crawler") {
return 403;
}
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