127.0.0.1	local self 

90.223.0.70    mock mock.cambridge.apple.com
90.223.0.3     ministry ministry.cambridge.apple.com

#134.149.2.70    mock mock.cambridge.apple.com
#134.149.2.3     brazil brazil.cambridge.apple.com
#128.2.35.117    macmach.cc.cmu.edu
