Empire Market is fine and most notorious Deep Web Marketplace right now. Being this popular has it's consequences nonstop Ddos attacks witch leads main Empire Market URL to be down, and alternative URLs as well. That means to empire market have to make more and more URLs and tor mirrors and mirror. And the thing is that there is not too much ways users can get a active Empire Marketplace mirror.
So that's why Empire Market decided to create a special site where their users can always discover active URLs and onion mirrors, for quick enter to Empire Market. Here it is http://empiremarket.site/ be sure you using whenever you you have to login to darknet market empire market.