"One day after it claimed human error shut down all of its
websites, Microsoft admitted that a second shut-down was the result
of a denial of service attack. The news left many wondering whether
both attacks were actually the work of crackers, or whether
Microsoft might have chosen to cover up a second internal error by
shifting the blame outside of the company."
"But sources close to the company insist that Microsoft had
indeed been the victim of a denial of service attack on Thursday.
It also appears that Microsoft has now handed over the
management of its DNS routing systems to Akamai, and may be running
Linux on at least one of its servers."
"Greg Keefe, the owner and operator of DNS service provider
HammerNode.com, noted that the company had "frantically off-loaded
the management of their DNS to another company today." ... Matt
Power of the BindView Corporation's RAZOR Team also noted
Microsoft's outsourcing of its DNS. ... Power also noted that his
research indicated that the "z*.msft.akadns.com" servers are using
a "networking implementation very similar to that of Linux."
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