Network device, address change notification method, and address change notification program

摘要

A network device includes a storage unit configured to store an IP address assigned to the network device as an address to be sent to a plurality of domain name servers in which an address-domain mapping relationship between the IP address and a domain name of the network device is to be registered, a server searching unit configured to search for an in-operation domain name server among the plurality of domain name servers, the in-operation domain name server being a domain name server that is currently operating, a software holding unit configured to hold a plurality of unique communication program modules, each corresponding to one of the plurality of domain name servers, and an address notifying unit configured to notify the in-operation domain name server of the IP address through a corresponding one of the communication program modules to register the address-domain mapping relationship in the in-operation domain name server.