---
id: 3471
title: "A Guide To Subdomain Takeovers"
source_domain: hackerone.com
source_url: "https://www.hackerone.com/blog/guide-subdomain-takeovers"
published_at: "2018-08-15T13:00:00Z"
tags: ["bug-bounty", "reconnaissance", "vulnerability", "guide", "subdomain-takeover", "dns"]
phying_url: "https://phying.com/item/3471"
lang: en
---

# A Guide To Subdomain Takeovers

## Summary

EdOverflow's guide to subdomain takeovers: dangling DNS records pointing to unclaimed third-party services like GitHub Pages let attackers claim a vulnerable subdomain and serve their own content.

## Intelligence Metadata

- **Sources:** hackerone.com
- **Published:** 2018-08-15T13:00:00Z
- **Original:** https://www.hackerone.com/blog/guide-subdomain-takeovers
- **Phying News:** https://phying.com/item/3471