A door lock apparatus is provided. The door lock apparatus includes a first interface configured to communicate with a plurality of external apparatuses; a near field communicator configured to perform authentication for opening a door; a second interface configured to communicate with a display apparatus; and a controller configured to control the first interface to receive status information on each of the plurality of external apparatuses from the plurality of external apparatuses, control the second interface to transmit the received status information to the display apparatus to be displayed in response to the authentication being performed by the near field communicator.