liquidat and others wrote in with the news that the DNS Root Servers were attacked overnight. It looks like the F, I, and M servers felt the attack and recovered, whereas G (US Department of Defense) and L (ICANN) did less well. Some new botnet flexing its muscle perhaps? AP coverage is here.
Time is nature's way of making sure that everything doesn't happen at once.
Space is nature's way of making sure that everything doesn't happen to you.