DomainHound 🐺

DomainHound is a simple yet powerful Python tool designed to filter subdomains based on a custom wordlist.
It helps bug bounty hunters, penetration testers, and security researchers quickly locate subdomains of interest from massive domain lists.

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🔍 Features

• ✅ Filters subdomains using a keyword/wordlist
• ✅ Simple CLI interface with colorful terminal output
• ✅ Optional saving of results to a file
• ✅ Regular expression-based matching
• ✅ Clean and readable output

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🛠️ Installation

Clone the repository:

git clone https://github.com/yourusername/DomainHound.git
cd DomainHound

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🚀 Usage Example:

you need two wordlists to run this script

wordlist(keywords.txt):

admin
test
dev

Subdomains list (subdomains.txt):

admin.example.com
dev-api.example.com
login.example.com
example.com

Command:

Note: Make sure you have Python 3 installed.

those both commands filters all subdomains in subdomains.txt that contain any word from keywords.txt

python3 domainhound.py -w keywords.txt -sd subdomains.txt

or

python3 domainhound.py -w keywords.txt -sd subdomains.txt -o filtered.txt

Arguments:

Argument	Description
-w	Path to the wordlist (keywords) used for filtering
-sd	Path to the subdomain list you want to filter
-o	(Optional) Path to save the output

If -o is provided, the output will be saved to the given path and If -o does not used, matches will be printed directly to the terminal with color formatting.

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Created by: NakuTenshi