21bitcoin (FIOR Digital GmbH) (21bitcoin.app) holds an indexed regulatory registration under FMA (Austria) (License / Ref: FMA VASP Registration). This public audit profile is currently unclaimed by the broker's compliance desk.
Upgrade from an Unclaimed/Standard listing to an Official Verified Partner (98/100), display your direct official website link (DoFollow), unlock the Official Trust Seal, and remove competitor comparison boxes from your audit page.