A server apparatus includes, a transceiver unit to transmit to a communication apparatus a web page having link information to each of a plurality of contents, to transmit to the communication apparatus a content requested by the communication apparatus among the plurality of contents, and to transmit to the communication apparatus navigation information that includes link information to any of the plurality of contents; a storage unit to store identification information for identifying each of the plurality of contents and reference information indicating whether each content corresponding to the identification information is transmitted to the communication apparatus; and a generation unit to generate, on the basis of the reference information, the navigation information which does not include the link information corresponding to the content requested by the communication apparatus from among the plurality of contents.