Exchange Server build numbers and release dates
https://learn.microsoft.com/en-us/exchange/new-features/build-numbers-and-release-dates?view=exchserver-2019
WEBFeb 11, 2015 · Exchange 2000 Server post-SP3: September 2003: 6.0.6487: Exchange 2000 Server SP3: July 18, 2002: 6.0.6249: Exchange 2000 Server SP2: November 29, 2001: 6.0.5762: Exchange 2000 Server SP1: June 21, 2001: 6.0.4712: Exchange 2000 Server: November 29, 2000: 6.0.4417
DA: 2 PA: 19 MOZ Rank: 10 Up or Down: Up