DNS simply converts the name BrainKing.Com to 81.31.2.217 so that you dont need to remember lots of numbers like that (which, lets face it, would be a PAIN) :))
(esconder) Mantenha a sua Caixa de Mensagens limpa, Arquivando mensagens importantes e usando regularmente a opção "Apagar TODAS as Mensagens". (pauloaguia) (mostrar todas as dicas)