I literally do not know every email address I have used in the past five years. I typically make up a new one for every business that asks for one. Likewise for

I literally do not know every email address I have used in the past five years. I typically make up a new one for every business that asks for one. Likewise for the occasional throwaway account on discussion forums if I'm discussing anything controversial or where my own identity might compromise someone else's position that they don't want to be publicly associated with.