Lifetime rights to a trademarked brand .xxx could have been purchased during a 30-day "sunrise period" prior to general availability last week, according to ICM spokeswoman Loren Pomerantz.

"These names are not being 'blocked,' they are simply being bought up so as not to be purchased by anyone else,Monster Beats By Dr Dre," she told AFP.

"Prelaunch,Monster beats, governments were able to submit names to be reserved,Lady GaGa Heartbeats," Pomerantz continued. "They typically included politicians and culturally sensitive names."