ProtOSINT – A Python Script That Helps You Investigate Protonmail Accounts And ProtonVPN IP Addresses

ProtOSINT is a Python script that helps you investigate ProtonMail accounts and ProtonVPN IP addresses.Description

This tool can help you in your OSINT investigation on Proton service (for educational purposes only).
ProtOSINT is separated in 3 sub-modules:

  • [1] Test the validity of one protonmail account
  • [2] Try to find if your target have a protonmail account by generating multiple adresses by combining information fields inputted
  • [3] Find if your IP is currently affiliate to ProtonVPN


Python 3



The account name in the protonmail is case-insensitive and ProtonMail considers the “.” “_” “-” symbols as transparent.
Additionnaly, any words put after a “+” sign are not taken into account.
It means that all of these email adresses below are the same as :

  • “”
  • “”
  • “”
  • “”

All of these emails have the save timestamp and refers to the account

Furthermore, this technique does not always give you the creation time and date of the ProtonMail account itself, but the time and date when the email address itself was created (thanks to @sector035 for the tip :

Feel free to clone this project. For major changes, please open an issue first to discuss what you would like to change.

Download ProtOSINT


This is only an educational purposes only I am not responsible for further activities

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