pip install -r requirments.txt

python3 BrokenSMTP.py -t SMTPServer -p Port(s)

  -h, --help            show this help message and exit
  --targets TARGETS, -t TARGETS
                        SMTP target server address or file containing SMTP servers list
  --port PORT, -p PORT  SMTP Targert port or list of port SMTP servers list. Use * for all SMTP Ports.