afaik there's nothing that requires registries to use a DPML and it doesn't really make sense unless they manage lots of TLDs, since the cost of adding your trademark to the DPML is usually a lot more than the cost of a single registration.
afaik there's nothing that requires registries to use a DPML and it doesn't really make sense unless they manage lots of TLDs, since the cost of adding your trademark to the DPML is usually a lot more than the cost of a single registration.