Tag: dangling dns

Subdomain takeover explained — a dangling CNAME on your domain still points at a third-party service that released the name, letting someone else serve content from your subdomain | SelfHack AI

September 6, 2026

Subdomain Takeover: How Dangling DNS Records Hand Attackers Your Domain

Subdomain takeover: how a dangling CNAME lets someone else serve content on your domain, how to find them safely, and how to prevent the next.

Security Testing

attack surface, cname, dangling dns, dns security, subdomain takeover