] Confirming the elimination of the address and the
] unlinking is easy. Entering www.windowsupdate.com in a
] Web browser results in a "The page cannot be found" error
] message within Internet Explorer, for instance. Earlier,
] typing in that address would have brought users to the
] WindowsUpdate site.
]
] The WindowsUpdate service, which is actually at the
] address of windowsupdate.microsoft.com, is still
] functioning. It's this URL, which Windows refers to when
] the Update Windows icon is selected from the operating
] system's Start menu. Users can thus reach WindowsUpdate
] either by typing in the windowsupdate.microsoft.com
] address manually, or as Microsoft recommends, selecting
] the icon from within Windows.

] "The worm's maker could have made it harder to do this,"

] That led him to speculate that the real goal of the worm's
] writer was not to do damage, but only to embarrass
] Microsoft. Other evidence, he said, including the fact
] that the attack was scheduled to begin exactly one month
] after the vulnerability was first disclosed.

InformationWeek | Microsoft Stymies Blaster Attack