Email service extractor for account discovery

Python script to extract all unique domains form incoming email addresses from a .mbox file (gmail export format) to find your accounts, outputs to .csv

Install

To use this you are going to need python and some libraries (that all should come installed with python)

• mailbox
• pandas
• os
• threading
• time
• random

Get python here.

How to get .mbox

Youtube tutorial

• Go to Google Take Out and log in (if not logged in)
• Locate and select only Gmail
• Press on All mail data included and from what folders in your email you want to extract
• Scroll to bottom press Next step
• Select to what file sizes export should be spit (I don't recommend more then 2GB)
• Press Create export
• Wait for email that your export is ready (possibly hours or days)
• Download to computer

Usage

1. Clone or download repo
   • clone https://github.com/Kaktur/Email-domain-extractor.git
2. Put downloaded .mbox files in the input folder
3. Additionally adjust settings
4. Run program
5. Wait for program to finish
6. Results are in file named output.csv
7. Profit

Features

• Works on multiple files
• Visual representation of file processing
  • Spends a lot of time to load 1GB size filed to memory, represented by Loading file
  • Shows live how many messages where processed and fow many are left
  • Shows live how many domains where found
  • Sows time elapsed
• Otput format is .csv, columns represent as follows:
  1. no.
  2. Sender's email
  3. Domain
  4. First found message
• Ignore gmail.com domain, to filter out all none services that contact you
  • Configure in code, section noted with #general CONFIG
    1. gmail
       • disable/enable ignoring of gmail.com domains
• Additional result to be enabled: occurrence. Splits domains by ., saves how often all parts aper to allow you to better find your selves in the data. Results will be in occurrence.csv
  • Configure in code, section noted with #occurrence CONFIG, Config options:
    1. occurrence
       • enable/disable this extra output
    2. com
       • enable/disable exclude all .com parts
    3. sing
       • enable/disable remove all parts that appear once
  • For this output format is also .csv, columns represent as follows:
    1. no.
    2. part string
    3. instance count

Contributions

All contributions, issues, and messages are welcome! If you aren't sure about something or have any questions please reach out to me.