Neither the UDRP policy nor its corresponding rules directly address this issue, although the rules state that a "complaint may relate to more than one domain name, provided that the domain names are registered by the same domain-name holder."
Although the total filing fee increases if a UDRP complaint includes more than five domain names, the effective fee per domain name can be reduced tremendously with large complaints. (WIPO's published fee schedule only addresses complaints with up to 10 domain names, with larger filings incurring a fee "[t]o be decided in consultation with the WIPO Center.")
Read MoreIn any event, a trademark owner contemplating whether to file a UDRP complaint may find the process more compelling if it can pursue numerous (or even just two) domain names at once and can be well-served by researching connections among multiple domain names..