Subcert : Finds All The Subdomains From Certificate Transparency Logs

Subcert is a subdomain enumeration tool, that finds all the valid subdomains from certificate transparency logs.


  • Step 1: Install Python 3

apt-get install python3-pip

  • Step 2: Clone the Repository

git clone

  • Step 3: Install Dependencies

pip3 install -r requirements.txt

  • Step 4: Move the Directory to /opt

mv subcert /opt/

  • Step 5: Add an alias in .bashrc to run the script from anywhere

alias subcert=”python3 /opt/subcert/”