Gulper Web Bot
Academic web crawler collecting data for research and link analysis
About this crawler
Gulper Web Bot is a web crawler identified by the regular-expression pattern Gulper Web Bot in the User-Agent request header. It is categorised as academic. Use the regex above to detect, log, allow, or block Gulper Web Bot traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
0.065%
Technical details
- Name
- Gulper Web Bot
- Pattern
Gulper Web Bot- Tags
- academic
- Reference
- https://datadome.co/bots/gulperbot/
- Added
- 2026/04/17
- Instances
- 1 known sample(s)
Sample User-Agent strings
Gulper Web Bot 0.2.4 (www.ecsl.cs.sunysb.edu/~maxim/cgi-bin/Link/GulperBot)
Block this crawler
robots.txt — disallow Gulper Web Bot:
User-agent: Gulper Web Bot
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Gulper Web Bot [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Gulper Web Bot") {
return 403;
}
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