CatchBot
CatchBot search engine crawler
About this crawler
CatchBot is a web crawler identified by the regular-expression pattern CatchBot in the User-Agent request header. It is categorised as search-engine. Use the regex above to detect, log, allow, or block CatchBot traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.13%
Technical details
- Name
- CatchBot
- Pattern
CatchBot- Tags
- search-engine
- Reference
- http://www.catchbot.com
- Added
- 2026/05/09
- Instances
- 4 known sample(s)
Sample User-Agent strings
CatchBot/1.0; +http://www.catchbot.com
CatchBot/2.0; +http://www.catchbot.com
CatchBot/3.0; +http://www.catchbot.com
CatchBot/5.0; +http://www.catchbot.com
Block this crawler
robots.txt — disallow CatchBot:
User-agent: CatchBot
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} CatchBot [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "CatchBot") {
return 403;
}
← back to all crawlers