User blog comment:Nuclrdmntr/How to beat Darius AKA Dunkmaster D/@comment-6066831-20130123000147/@comment-195.255.102.2-20130123073146

No it doesn't. It cancels it, in other words: It doesn't go on cooldown. When Zhonya's active ends he can ult you instantly. Most of them just doesn't notice this...