Search for potential frontable domains
Based on information found here: https://www.bamsoftware.com/papers/fronting/
Getting Started:
Run setup.sh
Example Command: ./FindFrontableDomains.py --alexa 10000 --threads 20
Example Command: ./FindFrontableDomains.py --domain example.com --threads 20
Example Command: ./FindFrontableDomains.py --check ajax.microsoft.com