Provision of a control device, method and program capable of performing a suitable temperature control in a room having an equipment installed therein. A control device controls air-conditioning of a room having installed therein a plurality of pieces of equipment each being capable of drawing outside air to thereby cool down an interior of the equipment. A storage portion is capable of storing therein operating information that represents as to whether it is abnormal or not if each piece of equipment is put into a non-operating state. A temperature measurement portion is capable of measuring a temperature of the air drawn by each piece of equipment. A detection portion is capable of measuring a flow speed of the air drawn by each piece of equipment. A control portion is configured to control the air-conditioning based on the measurement result of the temperature or the flow speed of the air drawn by each piece of equipment.