topicbot
Topic bot crawler
About this crawler
topicbot is a web crawler identified by the regular-expression pattern topicbot in the User-Agent request header. It is categorised as http-library. Use the regex above to detect, log, allow, or block topicbot 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
- topicbot
- Pattern
topicbot- Tags
- http-library
- Reference
- http://www.topic.bot/contact_page.html
- Added
- 2026/05/09
- Instances
- 1 known sample(s)
Sample User-Agent strings
topicbot/1.0 (Mozilla;I;+http://www.topic.bot/contact_page.html)
Block this crawler
robots.txt — disallow topicbot:
User-agent: topicbot
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} topicbot [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "topicbot") {
return 403;
}
← back to all crawlers