ExB Language Crawler

academic ExB Language Crawler

ExB language processing crawler

About this crawler

ExB Language Crawler is a web crawler identified by the regular-expression pattern ExB Language Crawler in the User-Agent request header. It is categorised as academic. Use the regex above to detect, log, allow, or block ExB Language Crawler traffic in your web server, CDN edge rules, or robots.txt.

Block-rate · top 25k sites

0.26%
latest snapshot
2026-06-04
matched key: Aboundexbot
2026-05-012026-06-040.43%

Technical details

Name
ExB Language Crawler
Pattern
ExB Language Crawler
Tags
academic
Reference
http://www.exb.de/crawler
Added
2026/05/09
Instances
3 known sample(s)

Sample User-Agent strings

ExB Language Crawler 2.1.1 (+http://www.exb.de/crawler)
ExB Language Crawler 2.1.2 (+http://www.exb.de/crawler)
ExB Language Crawler 2.1.5 (+http://www.exb.de/crawler)

Block this crawler

robots.txt — disallow ExB Language Crawler:

User-agent: ExB Language Crawler Disallow: /

Apache .htaccess — return 403:

RewriteEngine On RewriteCond %{HTTP_USER_AGENT} ExB Language Crawler [NC] RewriteRule .* - [F,L]

Nginx — return 403 inside a server block:

if ($http_user_agent ~* "ExB Language Crawler") { return 403; }
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