BitSpinCasino, the online gaming sensation, is gearing up for its final spin as it announces closure on November 31, Spinbookie Casino is owned and managed by Spintastic N. . V. BitSpinCasino, the online gaming sensation, is gearing up for its final spin as it announces closure on November 31, Spinbookie Casino is owned and managed by Spintastic N. V. The company is registered in Curacao, a regulatory body that is not highly regarded by. The company is registered in Curacao, a regulatory body that is not highly regarded by.