AS Number
AS3598
AS Name
MICROSOFT-CORP-AS
Org Name
Microsoft Corporation
Registry

arin

RegDate

1998-07-10

Updated

2021-04-13

AS3598 Looking Glass
IPv4Prefixes

26

IPv6Prefixes

3

IPv4 NUMs

527,360

IPv6 NUMs(/64)

8,590,000,128

527,360 IPv4 Addresses
CIDR Description IP Num
65.53.0.0/16 Microsoft Corporation 65536
131.107.0.0/24 Microsoft Corporation 256
131.107.0.0/16 Microsoft Corporation 65536
157.54.0.0/24 Microsoft Corporation 256
157.54.0.0/16 Microsoft Corporation 65536
157.57.0.0/24 Microsoft Corporation 256
157.57.0.0/16 Microsoft Corporation 65536
157.58.0.0/24 Microsoft Corporation 256
157.58.0.0/16 Microsoft Corporation 65536
157.58.31.0/24 Microsoft Corporation 256
157.58.192.0/19 Microsoft Corporation 8192
157.59.0.0/24 Microsoft Corporation 256
157.59.0.0/16 Microsoft Corporation 65536
157.60.0.0/24 Microsoft Corporation 256
157.60.0.0/16 Microsoft Corporation 65536
167.220.0.0/24 Microsoft Corporation 256
167.220.0.0/16 Microsoft Corporation 65536
167.220.148.0/22 Microsoft Corporation 1024
167.220.152.0/24 Microsoft Corporation 256
167.220.204.0/22 Microsoft Corporation 1024
167.220.208.0/23 Microsoft Corporation 512
194.69.100.0/22 Microsoft Limited 1024
198.105.232.0/22 Microsoft Corporation 1024
199.2.137.0/24 Sprint 256
204.182.144.0/24 Sprint 256
204.255.244.0/23 MCI Communications Services, Inc. d/b/a Verizon Business 512
CIDR Description IP NUMs(prefix /64)
2001:4898::/32 Microsoft Corporation 4294967296
2404:f801::/32 MICROSOFT-APNIC-AS-AP Microsoft Singapore Pte. Ltd. 4294967296
2a01:110:8068::/48 UK-MICROSOFT-MSIT 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 30,926,796 163,496,264,960 IPv4 IPv4
AS3549 LVLT-3549 - Level 3 Parent, LLC, US United States 35,970,432 81,609,621,504 IPv4 IPv4
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US United States 46,092,160 558,615,035,904 IPv4 IPv4 IPv6 IPv6
AS12849 HOTNET-IL - Hot-Net internet services Ltd., IL Israel 418,048 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS1680 NV-ASN - Cellcom Fixed Line Communication L.P., IL Israel 1,585,920 73,014,444,032 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS8071 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
65.53.45.200 1 nmholderfinancial.com
65.53.224.160 1 yin.stoican.eu
ASNumber:       3598
ASName:         MICROSOFT-CORP-AS
ASHandle:       AS3598
RegDate:        1994-05-18
Updated:        2013-08-20    
Ref:            https://rdap.arin.net/registry/autnum/3598



OrgName:        Microsoft Corporation
OrgId:          MSFT
Address:        One Microsoft Way
City:           Redmond
StateProv:      WA
PostalCode:     98052
Country:        US
RegDate:        1998-07-10
Updated:        2021-04-13
Comment:        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:        
Comment:        For SPAM and other abuse issues, such as Microsoft Accounts, please contact:
Comment:        * [email protected]  
Comment:        
Comment:        To report security vulnerabilities in Microsoft products and services, please contact:
Comment:        * [email protected]  
Comment:        
Comment:        For legal and law enforcement-related requests, please contact:
Comment:        * [email protected]
Comment:        
Comment:        For routing, peering or DNS issues, please 
Comment:        contact:
Comment:        * [email protected]
Ref:            https://rdap.arin.net/registry/entity/MSFT


OrgTechHandle: MRPD-ARIN
OrgTechName:   Microsoft Routing, Peering, and DNS
OrgTechPhone:  +1-425-882-8080 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/MRPD-ARIN

OrgAbuseHandle: MAC74-ARIN
OrgAbuseName:   Microsoft Abuse Contact
OrgAbusePhone:  +1-425-882-8080 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MAC74-ARIN

OrgTechHandle: BEDAR6-ARIN
OrgTechName:   Bedard, Dawn 
OrgTechPhone:  +1-425-538-6637 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/BEDAR6-ARIN

OrgDNSHandle: YSRH-ARIN
OrgDNSName:   Yalamati, Sree Raghu Harsha 
OrgDNSPhone:  +917702220771 
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/YSRH-ARIN