[Object] To provide a communication control device capable of allowing coexistence of communication nodes in any implementation.[Solution] Provided is the communication control device including: a transmission unit configured to transmit an acquisition request of connection information to a storage device storing the connection information for connection to a communication control determination device that controls coexistence of a plurality of wireless systems; an acquisition unit configured to acquire a response including the connection information from the storage device; and a control unit configured to select, on a basis of at least one reference, a communication control determination device from the connection information received from the storage device. The reference relates to information necessary for communication control for the coexistence.