AASA-Bot
Apple's Universal Links file fetcher
About this crawler
AASA-Bot is a web crawler identified by the regular-expression pattern AASA-Bot in the User-Agent request header. It is categorised as social-preview. Use the regex above to detect, log, allow, or block AASA-Bot 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
- AASA-Bot
- Pattern
AASA-Bot- Tags
- social-preview
- Reference
- https://developer.apple.com/documentation/xcode/allowing-apps-and-websites-to-link-to-your-content
- Added
- 2026/04/26
- Instances
- 1 known sample(s)
Sample User-Agent strings
AASA-Bot/1.0.0
Block this crawler
robots.txt — disallow AASA-Bot:
User-agent: AASA-Bot
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} AASA-Bot [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "AASA-Bot") {
return 403;
}
← back to all crawlers