Just like that thread being mentioned above, can we do the preliminary to weed out any possible miscommunication? Like: did you happen to access through public and free VPN? Were you accessing through one of the restricted territory? Can you make sure no one in your household have ever created an account? And if you can probably did as what that person did --search their mail for a forgotten account-- that'll be nice.
No, I don't use VPN, the rollbit site opens without any restrictions and my country is in the allowed countries for games on rollbit.
Yes, I'm sure that neither my wife nor my daughter visited this site and certainly did not create an account there.
Below is a search for the word rollbit
There are only two letters.
January 7 - when I opened an account and February 3 when they answered me about my problem
https://i.ibb.co/nNmBDsvW/email.png