3 ms·probably a small cluster of w2k8 servers? I doubt ms would be using anything else.by TeHCrAzY 15y agoprobably a small cluster of w2k8 servers? I doubt ms would be using anything else.code_duck 15y agoAre you sure about that?seabee 15y agoYou mean like how Hotmail ran Apache? It's true that not all MS properties run IIS, but there is no indication they'd lie about it.