Remote control system for internet and remote control method refrigerator

A method of remotely controlling an Internet refrigerator having its own proper ID, includes transmitting a variable IP information assigned to the Internet refrigerator where the Internet refrigerator accesses the Internet, and the proper ID, to a server from the Internet refrigerator; storing the proper ID and the IP address information pertaining to the Internet refrigerator in the server; supplying the IP address information of the Internet refrigerator as appropriate, according to the proper ID address inputted by a user who has access to the server through the Internet, to a user terminal; and allowing the user terminal to access the Internet refrigerator, based on the IP information received from the server. Thus, a user in a remote place can access the Internet refrigerator by a remote control through a terminal in the case of the refrigerator assigned a variable IP address.