Microsoft (Azure Customer Peering)

AS Number12076
Websitehttp://microsoft.com

• Overview
• Prefixes
• Connectivity
• Whois

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	Prefix	Description
	151.207.40.0/22	United States Patent and Trademark Office
	151.207.44.0/22	United States Patent and Trademark Office
	170.110.229.0/24	U.S. Department of Commerce, HQ and ITA
	2608:1c1:6::/48	United States Department of Defense (DoD)
	2608:1c1:7::/48	United States Department of Defense (DoD)
	2608:1c1:8::/48	United States Department of Defense (DoD)

Network Policy

Prefixes in selected policy

Upstreams

	ASN	Description	IPv4	IPv6
	AS5852	United States Department of Defense (DoD)	✘	✔
	AS3477	National Oceanic and Atmospheric Administration	✔	✘

Peers

	ASN	Description	IPv4	IPv6
	AS5852	United States Department of Defense (DoD)	✘	✔
	AS3477	National Oceanic and Atmospheric Administration	✔	✔

ASHandle:AS12076OrgID:          MSFTASName:         MICROSOFTASNumber:       12076RegDate:        1999-03-16Updated:        2015-02-23Source:         ARINOrgID:          MSFTOrgName:        Microsoft CorporationCanAllocate:    Street:         One Microsoft WayCity:           RedmondState/Prov:     WACountry:        USPostalCode:     98052Comment:        To report suspected security issues specific to traffic emanating from Microsoft online services, including the distribution of malicious content or other illicit or illegal material through a Microsoft online service, please submit reports to:Comment:        * https://cert.microsoft.com.  Comment:        For SPAM and other abuse issues, such as Microsoft Accounts, please contact:Comment:        * abuse@microsoft.com.  Comment:        To report security vulnerabilities in Microsoft products and services, please contact:Comment:        * secure@microsoft.com.  Comment:        For legal and law enforcement-related requests, please contact:Comment:        * msndcc@microsoft.comComment:        For routing, peering or DNS issues, please Comment:        contact:Comment:        * IOC@microsoft.comRegDate:        1998-07-10Updated:        2025-06-10OrgAdminHandle:IPHOS5-ARINOrgTechHandle:BEDAR6-ARINOrgTechHandle:IPHOS5-ARINOrgTechHandle:MRPD-ARINOrgTechHandle:SINGH683-ARINOrgAbuseHandle:MAC74-ARINOrgRoutingHandle:CHATU3-ARINSource:         ARINOrgAdminHandle:IPHOS5-ARINOrgAdminName:         IPHostmaster IPHostmaster# Email removed, Log into bgp.tools to see whois emailsOrgTechHandle:BEDAR6-ARINOrgTechName:          Dawn Bedard# Email removed, Log into bgp.tools to see whois emailsOrgTechHandle:IPHOS5-ARINOrgTechName:          IPHostmaster IPHostmaster# Email removed, Log into bgp.tools to see whois emailsOrgTechHandle:MRPD-ARINOrgTechName:           Microsoft Routing, Peering, and DNS# Email removed, Log into bgp.tools to see whois emailsOrgTechHandle:SINGH683-ARINOrgTechName:          Prachi Singh# Email removed, Log into bgp.tools to see whois emailsOrgAbuseHandle:MAC74-ARINOrgAbuseName:          Microsoft Abuse Contact# Email removed, Log into bgp.tools to see whois emailsOrgRoutingHandle:CHATU3-ARINOrgRoutingName:       Somesh Chaturmohta# Email removed, Log into bgp.tools to see whois emails

Member of the following AS-SETs