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

arin

RegDate

1998-07-10

Updated

2022-03-28

AS3598 Looking Glass
IPv4Prefixes

27

IPv6Prefixes

4

IPv4 NUMs

534,528

IPv6 NUMs(/64)

12,884,901,888

534,528 IPv4 Addresses
CIDR Description IP Num
65.53.0.0/16
IRR InValid
Microsoft Corporation 65536
131.107.0.0/24
IRR Parent Valid
Microsoft Corporation 256
131.107.0.0/16
ROA Signed and Valid IRR Valid
Microsoft Corporation 65536
157.54.0.0/24
IRR Parent Valid
Microsoft Corporation 256
157.54.0.0/16
ROA Signed and Valid IRR Valid
Microsoft Corporation 65536
157.57.0.0/24
IRR Parent Valid
Microsoft Corporation 256
157.57.0.0/16
ROA Signed and Valid IRR Valid
Microsoft Corporation 65536
157.58.0.0/24
IRR Parent Valid
Microsoft Corporation 256
157.58.0.0/16
ROA Signed and Valid IRR Valid
Microsoft Corporation 65536
157.58.31.0/24
ROA Signed and Valid IRR Valid
Microsoft Corporation 256
157.58.192.0/19
ROA Signed and Valid IRR Parent Valid
Microsoft Corporation 8192
157.59.0.0/24
IRR Parent Valid
Microsoft Corporation 256
157.59.0.0/16
ROA Signed and Valid IRR Valid
Microsoft Corporation 65536
157.60.0.0/24
IRR Parent Valid
Microsoft Corporation 256
157.60.0.0/16
ROA Signed and Valid IRR Valid
Microsoft Corporation 65536
167.220.0.0/24
IRR Parent Valid
Microsoft Corporation 256
167.220.0.0/16
IRR Valid
Microsoft Corporation 65536
167.220.148.0/22
ROA Signed and Valid IRR Parent Valid
Microsoft Corporation 1024
167.220.152.0/24
ROA Signed and Valid IRR Parent Valid
Microsoft Corporation 256
167.220.204.0/22
ROA Signed and Valid IRR Parent Valid
Microsoft Corporation 1024
167.220.208.0/23
IRR Parent Valid
Microsoft Corporation 512
194.69.96.0/19
ROA Signed and Valid IRR Valid
Microsoft Limited 8192
194.69.100.0/22
ROA Signed and Valid IRR Parent Valid
Microsoft Limited 1024
198.105.232.0/22
ROA Signed and Valid IRR Valid
Microsoft Corporation 1024
199.2.137.0/24
IRR Valid
Microsoft Corporation 256
204.182.144.0/24
IRR InValid
Microsoft Corporation 256
204.255.244.0/23
IRR InValid
Verizon Business 512
CIDR Description IP NUMs(prefix /64)
2001:4898::/32
ROA Signed and Valid IRR Valid
Microsoft Corporation 4294967296
2404:f801::/32
ROA Signed and Valid IRR Valid
MICROSOFT-APNIC-AS-AP Microsoft Singapore Pte. Ltd. 4294967296
2a01:110::/32
ROA Signed and Valid IRR InValid
UK-MICROSOFT-MSIT 4294967296
2a01:110:8068::/48
IRR Valid
UK-MICROSOFT-MSIT 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3549 LVLT-3549 - Level 3 Parent, LLC, US United States 6,282,816 146,050,711,552 IPv4 IPv4
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US United States 48,038,144 558,615,101,440 IPv4 IPv4 IPv6 IPv6
AS12849 HOTNET-IL - Hot-Net internet services Ltd., IL Israel 419,328 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS1680 NV-ASN - Cellcom Fixed Line Communication L.P, IL Israel 1,586,176 73,014,444,032 IPv4 IPv4 IPv6 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 29,817,544 73,033,783,296 IPv4 IPv4
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:        2022-03-28
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:        * abuse@microsoft.com.  
Comment:        
Comment:        To report security vulnerabilities in Microsoft products and services, please contact:
Comment:        * secure@microsoft.com.  
Comment:        
Comment:        For legal and law enforcement-related requests, please contact:
Comment:        * msndcc@microsoft.com
Comment:        
Comment:        For routing, peering or DNS issues, please 
Comment:        contact:
Comment:        * IOC@microsoft.com
Ref:            https://rdap.arin.net/registry/entity/MSFT


OrgTechHandle: IPHOS5-ARIN
OrgTechName:   IPHostmaster, IPHostmaster 
OrgTechPhone:  +1-425-538-6637 
OrgTechEmail:  iphostmaster@microsoft.com
OrgTechRef:    https://rdap.arin.net/registry/entity/IPHOS5-ARIN

OrgTechHandle: MRPD-ARIN
OrgTechName:   Microsoft Routing, Peering, and DNS
OrgTechPhone:  +1-425-882-8080 
OrgTechEmail:  IOC@microsoft.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MRPD-ARIN

OrgAbuseHandle: MAC74-ARIN
OrgAbuseName:   Microsoft Abuse Contact
OrgAbusePhone:  +1-425-882-8080 
OrgAbuseEmail:  abuse@microsoft.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MAC74-ARIN