It's debatable as to whether or not Browne even beat him, very close fight. And yeah, Rudenko doesn't seem to have any issues with his punch resistance.
I might as well post what I have so far from my One Note. Work in progress. Upcoming Heavyweight Fights 2016 4/08/16 Sergey Kuzmin vs Vladimir Tereshkin in RU 4/09/16 Charles Martin vs Anthony Joshua in UK 4/09/16 Alexis Santos vs Daniel Martz in US 4/11/16 Jun Long Zhang vs George Arias 4/16/16 Zsolt Bogdan vs Igor Mihaljevic in Hungary 4/23/16 Otto Wallin vs Irineu Beato Costa Jr. in SWE 4/27/16 Kyotaro Fujimoto vs Nathan McKay in Tokyo, JP 4/30/16 Gerald Washington vs Eddie Chambers in US 4/30/16 Hughie Fury vs TBA in UK 4/30/16 Eugene Hill vs TBA in TX 4/30/16 Raphael Zumbano Love vs Laudelino Jose Barros in Brazil 5/06/16 Mike Mollo vs Andriy Rudenko 5/07/16 Dereck Chisora vs Kubrat Pulev in Hamburg, Germany 5/07/16 Franklin Lawrence vs TBA in Indianapolis, IN 5/14/16 Nick Asberry vs TBA in Hammond, Indiana 5/21/16 Joseph Parker vs Carlos Takam in AU 5/21/16 Deontay Wilder vs Alexander Povetkin in Moscow, RU 5/21/16 David Haye vs Arnold Gjergjaj in UK 5/27/16 Jarrell Miller vs Nick Guivas n Niagara Falls, NY 6/04/16 Adrian Granat vs Christian Hammer in Sweden 7/02/16 Helenius vs TBA