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https://cert.microsoft.com. For SPAM and other abuse issues, such as Microsoft Accounts, please contact: * abuse@microsoft.com. To report security vulnerabilities in Microsoft products and services, please contact: * secure@microsoft.com. For legal and law enforcement-related requests, please contact: * msndcc@microsoft.com For routing, peering or DNS issues, please contact: * IOC@microsoft.comWAOne Microsoft Way2025-06-10T13:40:20-04:00false2021-10-13T17:30:13-04:00https://rdap.arin.net/registry/entity/IPHOS5-ARINhttps://whois.arin.net/rest/poc/IPHOS5-ARINRedmondUSUSAUnited States1IPHostmasterIPHOS5-ARINNIPHostmasteriphostmaster@microsoft.comfalse+1-425-538-6637OfficeOGeneral useG20147WAUnverifiedPUOne Microsoft Way2025-10-21T16:47:32-04:002016-10-20T15:51:33-04:00https://rdap.arin.net/registry/entity/BEDAR6-ARINhttps://whois.arin.net/rest/poc/BEDAR6-ARINRedmondMicrosoftUSUSAUnited States1DawnBEDAR6-ARINNBedarddabedard@microsoft.comfalse+1-425-538-6637OfficeOGeneral useG98052WAUnverifiedPU1 Redmond Way2025-08-19T10:44:04-04:002013-08-20T19:26:59-04:00https://rdap.arin.net/registry/entity/MRPD-ARINhttps://whois.arin.net/rest/poc/MRPD-ARINRedmondMicrosoft CorporationUSUSAUnited States1MRPD-ARINYMicrosoft Routing, Peering, and DNSIOC@microsoft.comfalse+1-425-882-8080OfficeOGeneral useG98052To 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: * https://cert.microsoft.com. For SPAM and other abuse issues, such as Microsoft Accounts, please contact: * abuse@microsoft.com. To report security vulnerabilities in Microsoft products and services, please contact: * secure@microsoft.com. For legal and law enforcement-related requests, please contact: * msndcc@microsoft.com For routing, peering or DNS issues, please contact: * IOC@microsoft.comWAUnverifiedPUOne Microsoft Way2025-10-16T14:01:14-04:002023-06-13T16:28:52-04:00https://rdap.arin.net/registry/entity/SINGH683-ARINhttps://whois.arin.net/rest/poc/SINGH683-ARINRedmondMicrosoftUSUSAUnited States1PrachiSINGH683-ARINNSinghpracsin@microsoft.comfalseARIN has attempted to validate the data for this POC, but has received no response from the POC since 2024-07-10+1-425-707-5601OfficeOGeneral useG98052WAUnverifiedPU1 Microsoft Way2023-07-11T19:59:19-04:002013-08-20T19:24:57-04:00https://rdap.arin.net/registry/entity/MAC74-ARINhttps://whois.arin.net/rest/poc/MAC74-ARINRedmondMicrosoft CorporationUSUSAUnited States1MAC74-ARINYMicrosoft Abuse Contactabuse@microsoft.comfalse+1-425-882-8080OfficeOGeneral useG98052To 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 https://cert.microsoft.com. For SPAM and other abuse issues, such as Microsoft Accounts, please contact abuse@microsoft.com. To report security vulnerabilities in Microsoft products and services, please contact secure@microsoft.com. For legal and law enforcement-related requests, please contact msndcc@microsoft.com For routing, peering or DNS issues, please contact IOC@microsoft.comWAUnverifiedPUOne Microsoft Way2025-06-10T13:18:57-04:002023-06-13T16:26:16-04:00https://rdap.arin.net/registry/entity/CHATU3-ARINhttps://whois.arin.net/rest/poc/CHATU3-ARINRedmondMicrosoftUSUSAUnited States1SomeshCHATU3-ARINNChaturmohtasomeshch@microsoft.comfalse+1-425-882-8080OfficeOGeneral useG98052WAUnverifiedPUOne Microsoft way2026-04-10T19:08:09-04:00