According to this Wikipedia list, if we exclude everything built after 2001, the Trump World Tower would be #6 just in NYC (after the Empire State Building, Chrysler Building, 70 Pine St, 40 Wall St, and Citigroup Center). But it does note that the Trump Tower was the tallest residential building in the world from 2000-2003, a ranking that would not have been affected by the fall of the WTC.

And Cloudflare protection on it as well, that surprised me