To provide a content recorder eliminating the need for specifying a content transmission source by a user and specifying the user by the content transmission source when recording the received content.

A master machine 20A has an external communication control section 2 for receiving the content, a storage section 4A recording the received content and a transmission source specifying section 31 specifying the transmission source of the received content. The master machine 20A further has a use place specifying section 32 specifying the use place of the content corresponding to the specified transmission source and a recording control section 3 controlling the storage section 4A so as to record the received content while corresponding to the specified use source.