Do you have any other publication claiming this discovered IP address other than the Daily Beast's anonymous source familiar with the government's investigation? If not until the results from a formal investigation are presented I'm going to side with the below people over an anonymous daily beast source that is familiar with government's investigation.
William Binney, former NSA Technical Director for World Geopolitical & Military Analysis; Co-founder of NSA’s Signals Intelligence Automation Research Center
Skip Folden, independent analyst, retired IBM Program Manager for Information Technology US (Associate VIPS)
Matthew Hoh, former Capt., USMC, Iraq & Foreign Service Officer, Afghanistan (associate VIPS)
Larry C Johnson, CIA & State Department (ret.)
Michael S. Kearns, Air Force Intelligence Officer (Ret.), Master SERE Resistance to Interrogation Instructor
John Kiriakou, Former CIA Counterterrorism Officer and former Senior Investigator, Senate Foreign Relations Committee
Linda Lewis, WMD preparedness policy analyst, USDA (ret.)
Lisa Ling, TSgt USAF (ret.) (associate VIPS)
Edward Loomis, Jr., former NSA Technical Director for the Office of Signals Processing
David MacMichael, National Intelligence Council (ret.)
Ray McGovern, former U.S. Army Infantry/Intelligence officer and CIA analyst
Elizabeth Murray, former Deputy National Intelligence Officer for Middle East, CIA
Coleen Rowley, FBI Special Agent and former Minneapolis Division Legal Counsel (ret.)
Cian Westmoreland, former USAF Radio Frequency Transmission Systems Technician and Unmanned Aircraft Systems whistleblower (Associate VIPS)
Kirk Wiebe, former Senior Analyst, SIGINT Automation Research Center, NSA
Sarah G. Wilton, Intelligence Officer, DIA (ret.); Commander, US Naval Reserve (ret.)
Ann Wright, U.S. Army Reserve Colonel (ret) and former U.S. Diplomat