You used your credit card to buy whatever service or product they sell.
I hate to break it to you but it is really easy to get anonymous visa/mastercard cards.
And easy to identify anonymous cards.
https://www.google.com/search?q=identify+anonymous+visa+mast...
I hate to break it to you but it is really easy to get anonymous visa/mastercard cards.
And easy to identify anonymous cards.
https://www.google.com/search?q=identify+anonymous+visa+mast...