subdomain-enumeration

Installation
SKILL.md
Contains Hooks

This skill uses Claude hooks which can execute code automatically in response to events. Review carefully before installing.

Subdomain Enumeration Skill

Purpose

Enumerate all discoverable subdomains for a given domain using passive reconnaissance techniques including Certificate Transparency logs, passive DNS, and search engine dorks.

Operations

1. query_crt_sh

Query Certificate Transparency logs via crt.sh API.

Endpoint:

GET https://crt.sh/?q=%25.{domain}&output=json

Process:

  1. URL encode the wildcard query
Related skills
Installs
15
GitHub Stars
258
First Seen
Mar 3, 2026