dcrawl
dcrawl web crawler framework
About this crawler
dcrawl is a web crawler identified by the regular-expression pattern dcrawl in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block dcrawl traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.46%
Technical details
- Name
- dcrawl
- Pattern
dcrawl- Tags
- seo
- Reference
- https://github.com/kgretzky/dcrawl
- Added
- 2017/09/22
- Instances
- 1 known sample(s)
Sample User-Agent strings
dcrawl/1.0
Block this crawler
robots.txt — disallow dcrawl:
User-agent: dcrawl
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} dcrawl [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "dcrawl") {
return 403;
}
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