AS Number
AS0
AS Name
MICROSOFT-CORP-MSN-AS-BLOCK
Org Name
Microsoft Corporation
Registry

arin

RegDate

1998-07-10

Updated

2024-03-18

AS8068 Looking Glass
IPv4Prefixes

43

IPv6Prefixes

35

IPv4 NUMs

11,008

IPv6 NUMs(/64)

2,293,760

11,008 IPv4 Addresses
CIDR Description IP Num
13.107.3.0/24 Microsoft Corporation 256
13.107.4.0/24 Microsoft Corporation 256
13.107.5.0/24 Microsoft Corporation 256
13.107.6.0/24 Microsoft Corporation 256
13.107.7.0/24 Microsoft Corporation 256
13.107.9.0/24 Microsoft Corporation 256
13.107.12.0/24 Microsoft Corporation 256
13.107.13.0/24 Microsoft Corporation 256
13.107.15.0/24 Microsoft Corporation 256
13.107.16.0/24 Microsoft Corporation 256
13.107.18.0/24 Microsoft Corporation 256
13.107.19.0/24 Microsoft Corporation 256
13.107.21.0/24 Microsoft Corporation 256
13.107.22.0/24 Microsoft Corporation 256
13.107.39.0/24 Microsoft Corporation 256
13.107.40.0/24 Microsoft Corporation 256
13.107.42.0/24 Microsoft Corporation 256
13.107.43.0/24 Microsoft Corporation 256
13.107.48.0/24 Microsoft Corporation 256
13.107.49.0/24 Microsoft Corporation 256
13.107.50.0/24 Microsoft Corporation 256
13.107.51.0/24 Microsoft Corporation 256
13.107.52.0/24 Microsoft Corporation 256
13.107.54.0/24 Microsoft Corporation 256
13.107.56.0/24 Microsoft Corporation 256
13.107.128.0/24 Microsoft Corporation 256
13.107.129.0/24 Microsoft Corporation 256
13.107.137.0/24 Microsoft Corporation 256
13.107.139.0/24 Microsoft Corporation 256
13.107.140.0/24 Microsoft Corporation 256
13.107.254.0/24 Microsoft Corporation 256
52.113.194.0/24 Microsoft Corporation 256
52.113.195.0/24 Microsoft Corporation 256
52.113.196.0/24 Microsoft Corporation 256
52.113.197.0/24 Microsoft Corporation 256
131.253.3.0/24 Microsoft Corp 256
131.253.21.0/24 Microsoft Corp 256
131.253.33.0/24 Microsoft Corp 256
150.171.32.0/24 Microsoft Corporation 256
150.171.41.0/24 Microsoft Corporation 256
150.171.43.0/24 Microsoft Corporation 256
150.171.44.0/24 Microsoft Corporation 256
204.79.197.0/24 Microsoft Corporation 256
CIDR Description IP NUMs(prefix /64)
2620:1ec:4::/48 Microsoft Corporation 65536
2620:1ec:5::/48 Microsoft Corporation 65536
2620:1ec:6::/48 Microsoft Corporation 65536
2620:1ec:7::/48 Microsoft Corporation 65536
2620:1ec:a::/48 Microsoft Corporation 65536
2620:1ec:b::/48 Microsoft Corporation 65536
2620:1ec:c::/48 Microsoft Corporation 65536
2620:1ec:d::/48 Microsoft Corporation 65536
2620:1ec:12::/48 Microsoft Corporation 65536
2620:1ec:13::/48 Microsoft Corporation 65536
2620:1ec:1d::/48 Microsoft Corporation 65536
2620:1ec:21::/48 Microsoft Corporation 65536
2620:1ec:22::/48 Microsoft Corporation 65536
2620:1ec:23::/48 Microsoft Corporation 65536
2620:1ec:24::/48 Microsoft Corporation 65536
2620:1ec:28::/48 Microsoft Corporation 65536
2620:1ec:34::/48 Microsoft Corporation 65536
2620:1ec:42::/48 Microsoft Corporation 65536
2620:1ec:43::/48 Microsoft Corporation 65536
2620:1ec:44::/48 Microsoft Corporation 65536
2620:1ec:45::/48 Microsoft Corporation 65536
2620:1ec:8f0::/48 Microsoft Corporation 65536
2620:1ec:8f9::/48 Microsoft Corporation 65536
2620:1ec:8fb::/48 Microsoft Corporation 65536
2620:1ec:8fc::/48 Microsoft Corporation 65536
2620:1ec:900::/48 Microsoft Corporation 65536
2620:1ec:909::/48 Microsoft Corporation 65536
2620:1ec:90c::/48 Microsoft Corporation 65536
2620:1ec:911::/48 Microsoft Corporation 65536
2620:1ec:a92::/48 Microsoft Corporation 65536
2620:1ec:c11::/48 Microsoft Corporation 65536
2a01:111:2003::/48 Microsoft Limited 65536
2a01:111:202c::/48 Microsoft Limited 65536
2a01:111:202d::/48 Microsoft Limited 65536
2a01:111:202e::/48 Microsoft Limited 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US United States 65,663,744 601,568,641,024 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
13.107.3.1 2 ns1.s-msedge.net
13.107.3.2 2 ns2.s-msedge.net
13.107.3.128 14 bots.teams.skype.com
13.107.3.254 282 0005a13045cc0092a0a6a276bbabe710.clo.footprintdns.com
ASNumber:       8068 - 8075
ASName:         MICROSOFT-CORP-MSN-AS-BLOCK
ASHandle:       AS8068
RegDate:        1997-03-31
Updated:        2013-09-04    
Ref:            https://rdap.arin.net/registry/autnum/8068



OrgName:        Microsoft Corporation
OrgId:          MSFT
Address:        One Microsoft Way
City:           Redmond
StateProv:      WA
PostalCode:     98052
Country:        US
RegDate:        1998-07-10
Updated:        2024-03-18
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: SINGH683-ARIN
OrgTechName:   Singh, Prachi 
OrgTechPhone:  +1-425-707-5601 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/SINGH683-ARIN

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

OrgTechHandle: IPHOS5-ARIN
OrgTechName:   IPHostmaster, IPHostmaster 
OrgTechPhone:  +1-425-538-6637 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/IPHOS5-ARIN

OrgRoutingHandle: CHATU3-ARIN
OrgRoutingName:   Chaturmohta, Somesh 
OrgRoutingPhone:  +1-425-882-8080 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/CHATU3-ARIN

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: KIMAV-ARIN
OrgTechName:   Kim, Avery  
OrgTechPhone:  +1-425-882-8080 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/KIMAV-ARIN