A method and apparatus to route information in a network is described. A technique is described to search for routine information that uses a first technique on at least a portion of a first value of a network address and a second technique on at least a portion of a second section of an address. In particular, the first value is associated with an aggregation identifier, and compared to a unique prefix. In this way, address identifiers may be generated, and this identifier is used to search for routing information.