It's not that easy to find their play. First and foremost, guide visitors with a popup alert or a banner that you only conduct legitimate business through exam

It's not that easy to find their play. First and foremost, guide visitors with a popup alert or a banner that you only conduct legitimate business through example.com. Did you buy used/old/expired domain? Any patterns you can see or a random increase in traffic out of nowhere? What about your competitors? A 301 redirect isn't a bad thing unless someone has the knowledge to turn it into something bad.