nomore404.com robot
Broken link detection crawler identifying HTTP 404 errors
About this crawler
nomore404.com robot is a web crawler identified by the regular-expression pattern nomore404\.com robot in the User-Agent request header. It is categorised as seo. Use the regex above to detect, log, allow, or block nomore404.com robot 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
- nomore404.com robot
- Pattern
nomore404\.com robot- Tags
- seo
- Reference
- https://datadome.co/bots/nomore404-com-robot/
- Added
- 2026/04/17
- Instances
- 1 known sample(s)
Sample User-Agent strings
Mozilla/5.0 (nomore404.com robot/1.1; +https://nomore404.com/)
Block this crawler
robots.txt — disallow nomore404.com robot:
User-agent: nomore404.com robot
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} nomore404\.com robot [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "nomore404\\.com robot") {
return 403;
}
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