Abstract: Embodiments relate to a method executed by a system comprising a real time bidding sell side server (3) and at least one user terminal (2). The user terminal (2) performs the steps of: sending (S1) an update message (M1) containing an identifier to the real time bidding sell side server (3), receiving (S7) a bid result message (M6) from the real time bidding sell side server (3), said bid result message (M6) comprising a first icon and an URL indicating where an application associated with the icon is available for download, displaying (S8) a set of icons associated with applications, including said first icon, and in response to an activation command of one of said icons: executing the corresponding application if said application is installed on said terminal, or accessing (S9) the URL indicating where the corresponding application is available for download if said application is not installed on said terminal.

Abstract: A domain name server (DNS) associated with a data network, including means for the reception of requests R containing a domain name and the means to return to the sender of the request a response containing one or more addresses associated with the domain name, characterised in that the addresses are sequenced within the response by the domain name server.