3. The distributed computer system implemented method of claim 1 , wherein the classifying further comprises: classifying the extracted identifiers within a hierarchical structure with the one or more child identifiers represented as children of the parent identifier or as children of other child identifiers attributing responsibility for each of the URLs to an entity associated with one of the designated attributable sequences of the URL based on the identifiers from the URL and the hierarchical structure.
3. The distributed computer system implemented method of claim 1 , wherein the classifying further comprises: classifying the extracted identifiers within a hierarchical structure with the one or more child identifiers represented as children of the parent identifier or as children of other child identifiers attributing responsibility for each of the URLs to an entity associated with one of the designated attributable sequences of the URL based on the identifiers from the URL and the hierarchical structure. 5. The distributed computer system implemented method of claim 3 , wherein the hierarchical structure comprises at least one parent node representing the parent identifier and at least one child node representing at least one of the child identifiers.