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Data as of Nov 6, 2026

74.160.0.0/14

No anonymizer space

Microsoft Corporation

Announcement
this exact prefix
RPKI valid
Announced by
AS8075
Type
Hosting

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
74.160.0.0/14262,144MSFTMicrosoft Corporation (MSFT) · USDirect AllocationDec 11, 2019abuse@microsoft.com
└ 74.160.0.0/204,096BLS-74-160-0-0ATL ADSL PPP (C02434074) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.160.16.0/204,096BLS-74-160-16-0ATL ADSL PPP (C02434077) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.160.32.0/204,096BLS-74-160-32-0ATL ADSL PPP (C02434075) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.160.48.0/204,096BLS-74-160-48-0ATL ADSL PPP (C02434076) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.160.64.0/204,096BLS-74-160-64-0ATL ADSL PPP (C02434081) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.160.80.0/204,096BLS-74-160-80-0ATL ADSL PPP (C02434078) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.160.96.0/204,096BLS-74-160-96-0ATL ADSL PPP (C02434079) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.160.112.0/204,096BLS-74-160-112-0ATL ADSL PPP (C02434080) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.160.128.0/198,192BLS-74-160-128-0ATL ADSL PPP (C02435334) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.160.160.0/198,192BLS-74-160-160-0ATL ADSL PPP (C02435335) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.160.192.0/198,192BLS-74-160-192-0ATL ADSL PPP (C02435336) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.160.224.0/198,192BLS-74-160-224-0ATL ADSL PPP (C02435337) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.161.0.0/204,096BLS-74-161-0-0MIA ADSL PPP (C02434082) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.161.16.0/204,096BLS-74-161-16-0MIA ADSL PPP (C02434083) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.161.32.0/204,096BLS-74-161-32-0MIA ADSL PPP (C02434084) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.161.48.0/204,096BLS-74-161-48-0MIA ADSL PPP (C02434085) · USReassignedMar 2, 2010abuse@microsoft.com
via MSFT
└ 74.161.64.0/198,192BLS-74-161-64-0MIA ADSL PPP (C02435338) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.161.96.0/198,192BLS-74-161-96-0MIA ADSL PPP (C02435339) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.161.128.0/198,192BLS-74-161-128-0MIA ADSL PPP (C02435360) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.161.160.0/198,192BLS-74-161-160-0MIA ADSL PPP (C02435361) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.161.192.0/1816,384BLS-74-161-192-0-1003020947MIA ADSL Eeua (C02435196) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.162.0.0/1732,768BLS-74-162-0-0-17-1006170545MCO ADSL CBB (C02574540) · USReassignedAug 24, 2010abuse@microsoft.com
via MSFT
└ 74.162.128.0/198,192BLS-74-162-128-0-1003020947RMO ADSL CBB (C02435446) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.162.160.0/198,192BLS-74-162-160-0-1003020947RMO ADSL Eeua (C02437044) · USReassignedMar 5, 2010abuse@microsoft.com
via MSFT
└ 74.163.0.0/198,192BLS-74-163-0-0-1003020947PNS ADSL CBB (C02435448) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.163.128.0/1732,768BLS-74-163-128-0-1003020947MIA ADSL Eeua (C02435451) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS8075

US
Name
Microsoft Corporation
Type
Hosting
Registered
Mar 31, 1997
Domain
microsoft.com
Website
www.microsoft.com
Industry
Software Development
Spamhaus ASN-DROP
not listed