Versiones de IIS y S.O.

Versiones
IIS 1.0, Windows NT 3.51 IIS 2.0, Windows NT 4.0
IIS 3.0, Windows NT 4.0 Service Pack 2[10]
IIS 4.0, Windows NT 4.0 Option Pack
IIS 5.0, Windows 2000
IIS 5.1, Windows XP Professional and Windows XP Media Center Edition (requires retail CD)
IIS 6.0, Windows Server 2003 and Windows XP Professional x64 Edition
IIS 7.0, Windows Server 2008 and Windows Vista (Home Premium, Business, Enterprise and Ultimate editions)
IIS 7.5, Windows Server 2008 R2 and Windows 7 (Home Premium, Professional, Enterprise and Ultimate editions)