I traced the IP you posted and this is what I found:
OrgName: Microsoft Corporation
OrgID: MICROS-34
NetRange: 65.52.0.0 - 65.55.255.255
CIDR: 65.52.0.0/14
NetName: MICROSOFT-1BLK
NetHandle: NET-65-52-0-0-1
Parent: NET-65-0-0-0-0
NetType: Direct Assignment
NameServer: DNS1.CP.MSFT.NET
NameServer: DNS2.CP.MSFT.NET
NameServer: DNS1.TK.MSFT.NET
NameServer: DNS1.DC.MSFT.NET
NameServer: DNS1.SJ.MSFT.NET
Comment:
RegDate: 2001-02-14
Updated: 2001-06-20
TechHandle: ZM23-ARIN
TechName: Microsoft Corporation
TechPhone: +1-425-882-8080
TechEmail:
noc@microsoft.com
ARIN Whois database, last updated 2002-09-22 19:05
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