MS
MB-SiteCrawler
MB SiteCrawler tool
About this crawler
MB-SiteCrawler is a web crawler identified by the regular-expression pattern MB-SiteCrawler in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block MB-SiteCrawler 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
- MB-SiteCrawler
- Pattern
MB-SiteCrawler- Tags
- seo
- Added
- 2026/05/09
- Instances
- 1 known sample(s)
Sample User-Agent strings
MB-SiteCrawler
Block this crawler
robots.txt — disallow MB-SiteCrawler:
User-agent: MB-SiteCrawler
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} MB-SiteCrawler [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "MB-SiteCrawler") {
return 403;
}
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