crtsh-cli

Overview

(crtsh-cli) is a very simple Node.js script that fetches data from crt.sh for a given domain. It extracts specific table data from the webpage, processes it, and either displays the results in the console or saves them to a specified output file.

Prerequisites

• Node.js (version 16 or higher)
• npm (Node Package Manager)

Installation

npm i -g crtsh-cli

Usage

Command Line Options

• --domain, -d: Specifies the domain to search for.
• --output, -o: (Optional) Specifies the output file to save the results.
• --help, -h: Displays the help message.

Examples

1. Displaying results in the console (helpful to pipe results):

   crtsh -d example.com

2. Saving results to a file:

   crtsh -d example.com -o domains.txt

3. Displaying the help message:

   crtsh --help

Development

1. Clone this repository or download the script.

   git clone https://github.com/wiggercomputer/crtsh-cli
   cd crtsh-cli

2. Install the necessary dependencies.

   npm i 

Script Explanation

1. Argument Parsing: The script uses the arg library to parse command line arguments.
2. Fetching Data: It makes a GET request to crt.sh for the specified domain using axios.
3. Data Extraction: The script uses cheerio to load the HTML and extract the desired table data.
4. Output: The extracted data is either printed to the console or saved to a file, based on user input.

Dependencies

• axios: For making HTTP requests.
• cheerio: For parsing HTML and extracting data.
• arg: For parsing command line arguments.

License

This project is licensed under the MIT License.

Contributing

If you would like to contribute, please fork the repository and use a feature branch. Pull requests are welcome but I don't really expect any.

Issues

If you encounter any issues or have suggestions, please open an issue in this repository.

Feel free to reach out if you have any questions or need further assistance.