Its an old dice game ever i also experience the same thing their game are scam if you really wanted to be safe i think yolodice.com would be a great option this is still promoting from other members here which is great dice game for now base on what i experience..
There are lots of dice games outside of this forum that until now alive but not paying scam or fraudulent so beware you are in the right place to ask where are some dice game are safe and fair..