LAYER3 INTEL
Get started
Sign in
Data as of Nov 7, 2026

74.224.0.0/14

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
74.224.0.0/14262,144MSFTMicrosoft Corporation (MSFT) · USDirect AllocationDec 11, 2019abuse@microsoft.com
└ 74.225.0.0/1665,536BLS-74-225-0-0-1003020948MIA ADSL Eeua (C02435489) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.226.64.0/1816,384BLS-74-226-64-0-1003020948MEM ADSL CBB (C02435491) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.226.128.0/198,192BLS-74-226-128-0-1003020948INT ADSL Eeua (C02435492) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.226.192.0/198,192BLS-74-226-192-0-1003020948GSP ADSL Eeua (C02435494) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.227.0.0/1816,384BLS-74-227-0-0-1003020948JAN ADSL Eeua (C02435496) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.227.64.0/198,192BLS-74-227-64-0-1003020948ILM ADSL Eeua (C02435497) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.227.96.0/198,192BLS-74-227-96-0-1003020948RMO ADSL Eeua (C02435498) · USReassignedMar 3, 2010abuse@microsoft.com
via MSFT
└ 74.227.224.0/198,192BLS-74-227-224-0-1003020948MGM ADSL Eeua (C02435500) · 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