topster.de Linkchecker
Topster.de link checker
About this crawler
topster.de Linkchecker is a web crawler identified by the regular-expression pattern topster\.de Linkchecker in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block topster.de Linkchecker 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
- topster.de Linkchecker
- Pattern
topster\.de Linkchecker- Tags
- seo
- Reference
- http://topster.de
- Added
- 2026/05/09
- Instances
- 2 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0; topster.de Linkchecker 5.0) like Gecko (194.228.205.74)
Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0; topster.de Linkchecker 5.0) like Gecko (90.177.52.133)
Block this crawler
robots.txt — disallow topster.de Linkchecker:
User-agent: topster.de Linkchecker
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} topster\.de Linkchecker [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "topster\\.de Linkchecker") {
return 403;
}
← back to all crawlers