Disclosed is an apparatus for providing device information via a network and method thereof. A message processing unit processes input and output messages. The information producing unit dynamically produces updated information based on the data stored in the database and provides it in a web document format. The information managing unit manages characteristic information and additional information of a device. The data processing unit processes a transaction of the data stored in the database. The characteristic information and the additional information of the device existing in the home network created in an XML format is converted into a predetermined document structure and stored in the database. Accordingly, the remote users can have different access authority from each other by assuring independence between the domestic devices and the remote devices, and easily use the home network service by providing the device information in a web document format.