1. A method comprising: determining locations of a plurality of resource identifiers in a resource identification space; dividing the resource identification space into a first plurality of disjoint areas of responsibility, wherein each area of responsibility is associated with a distinct network node, and a sum of all the areas of responsibility encompasses the entire resource identification space; and assigning management responsibility for a resource associated with a resource identifier located in a first area of responsibility to the network node associated with the first area of responsibility.