SafeDNSBot

scanner SafeDNSBot

SafeDNS web crawler for security analysis

About this crawler

SafeDNSBot is a web crawler identified by the regular-expression pattern SafeDNSBot in the User-Agent request header. It is categorised as scanner. Use the regex above to detect, log, allow, or block SafeDNSBot traffic in your web server, CDN edge rules, or robots.txt.

Block-rate · top 25k sites

0.065%
latest snapshot
2026-06-04
matched key: SafeDNSBot
2026-05-012026-06-040.11%

Technical details

Name
SafeDNSBot
Pattern
SafeDNSBot
Tags
scanner
Reference
https://www.safedns.com/searchbot
Added
2016/09/10
Instances
1 known sample(s)

Sample User-Agent strings

SafeDNSBot (https://www.safedns.com/searchbot)

Block this crawler

robots.txt — disallow SafeDNSBot:

User-agent: SafeDNSBot Disallow: /

Apache .htaccess — return 403:

RewriteEngine On RewriteCond %{HTTP_USER_AGENT} SafeDNSBot [NC] RewriteRule .* - [F,L]

Nginx — return 403 inside a server block:

if ($http_user_agent ~* "SafeDNSBot") { return 403; }
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