Patent ID: 8862724

Claim:
A processing apparatus comprising: a memory; and a processor coupled to the memory and configured to execute a process, the process includes returning, to a first server, a first address in response to a first search request from the first server when a second search request for a second address from a second server has not been received, and returning, to the first server, the second address in response to the first search request from the first server when the second search request for the second address from the second server has been received, wherein, on the basis of the number of first and second search requests and the number of responses returned in the form of the second address in response to the first search request in a first period and the number of first search requests in a second period, the process includes calculating the number of responses to be returned in the form of the second address in response to the first search request in a third period, and the returning of the second address returns the second address in response to the first search request in the third period for the calculated number of responses.