Github: https://github.com/BishopFox/spoofcheck
Install:
sudo apt update
git clone <https://github.com/BishopFox/spoofcheck.git>
sudo apt install python2.7
curl <https://bootstrap.pypa.io/pip/2.7/get-pip.py> -o get-pip.py
python2.7 -m pip install -r requirements.txt
Run:
python2.7 spoofcheck.py cyberbotic.io
[+] cyberbotic.io has no SPF record!
[*] No DMARC record found. Looking for organizational record
[+] No organizational DMARC record
[+] Spoofing possible for cyberbotic.io!
Link: https://github.com/MattKeeley/SpoofChecker