crt.sh

powerful and versatile domain search tool that fetches subdomains and related domains from SSL certificates using the crt.sh database. Perfect for bug bounty hunters, penetration testers, and security researchers!

Features

• Subdomain Enumeration: Discover subdomains and related domains for any given domain.
• Multiple Domain Support: Process multiple domains in a single run.
• Output Formats: Save results in text or JSON format.
• Verbose Mode: Enable detailed logging for debugging and progress tracking.
• Rate Limiting: Add delays between requests to avoid overloading the server.
• Error Logging: Automatically logs errors to error.log for easy debugging.
• User-Friendly: Color-coded output and clear progress indicators.

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Installation

1. Clone the Repository:

   git clone https://github.com/0nsec/crt.sh.git

   cd domain-search-engine
   

Install Dependencies:

sudo apt update && sudo apt install curl jq

Usage:

Basic Usage:

./crt.sh example.com

Multiple Domains:

./crt.sh example.com example.org

Verbose Mode:

./crt.sh -v example.com

JSON Output:

./crt.sh -o json example.com

Custom Delay:

./crt.sh -d 2 example.com

Combined Options:

./crt.sh -v -o json -d 2 example.com example.org

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Credits

• Author: Notyoursxx0

• GitHub: Github.com/0nsec

• Inspiration: crt.sh

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