CensysInspect
Censys web crawler for security scanning
About this crawler
CensysInspect is a web crawler identified by the regular-expression pattern CensysInspect\/ in the User-Agent request header. It is categorised as scanner. Use the regex above to detect, log, allow, or block CensysInspect traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.52%
Technical details
- Name
- CensysInspect
- Pattern
CensysInspect\/- Tags
- scanner
- Reference
- https://about.censys.io
- Added
- 2025/04/22
- Instances
- 1 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/)
Block this crawler
robots.txt — disallow CensysInspect:
User-agent: CensysInspect
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} CensysInspect\/ [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "CensysInspect\\/") {
return 403;
}
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