BacklinkCrawler
Backlink testing and analysis crawler
About this crawler
BacklinkCrawler is a web crawler identified by the regular-expression pattern BacklinkCrawler in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block BacklinkCrawler traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.65%
Technical details
- Name
- BacklinkCrawler
- Pattern
BacklinkCrawler- Tags
- seo
- Reference
- http://www.backlinktest.com/crawler.html
- Added
- 2026/05/09
- Instances
- 2 known sample(s)
Sample User-Agent strings
BacklinkCrawler (http://www.backlinktest.com/crawler.html)
BacklinkCrawler V (http://www.backlinktest.com/crawler.html)
Block this crawler
robots.txt — disallow BacklinkCrawler:
User-agent: BacklinkCrawler
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} BacklinkCrawler [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "BacklinkCrawler") {
return 403;
}
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