LinkpadBot
Linkpad bookmark management and link discovery crawler bot
About this crawler
LinkpadBot is a web crawler identified by the regular-expression pattern LinkpadBot in the User-Agent request header. It is categorised as monitoring. Use the regex above to detect, log, allow, or block LinkpadBot traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.39%
Technical details
- Name
- LinkpadBot
- Pattern
LinkpadBot- Tags
- monitoring
- Reference
- https://linkpad.org/robot/
- Added
- 2026/04/26
- rDNS suffixes
.linkpadbot.com- Instances
- 1 known sample(s)
rDNS verification (FCrDNS)
Verify a request is genuinely LinkpadBot with forward-confirmed reverse DNS: the client IP's PTR record must end in one of the suffixes below and a forward A/AAAA lookup of that hostname must return the same IP. UA strings alone are spoofable; FCrDNS is not.
.linkpadbot.com
Sample User-Agent strings
Mozilla/5.0 (compatible; LinkpadBot/2.4; +https://linkpad.org/robot/)
Block this crawler
robots.txt — disallow LinkpadBot:
User-agent: LinkpadBot
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} LinkpadBot [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "LinkpadBot") {
return 403;
}
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