A door locking device, in particular an electromagnetic door locking device, for a door with a rotary catch for a closing bolt of the door, wherein in particular said rotary catch can be acted upon or is acted upon in particular by a torque, wherein the rotary catch has a closing bearing surface. The door locking device includes a pivoting body, in particular a pivoting locking body, and a lever body, wherein the pivoting body is connected to the lever body by a connecting body, wherein the connecting body is connected by a first joint to the pivoting body and by a second joint to the lever body, wherein in a closed position of the rotary catch the closing bearing surface of the rotary catch is in contact or is able to be brought into contact with the first joint between the pivoting body and the connecting body.