// ASN
AS8070
MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS8070
- Organization
- Microsoft Corporation
- Description
- MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US
- Country
- US
- State / Region
- WA
- City
- Redmond
- Address
- One Microsoft Way
- Registry (RIR)
- ARIN
- Created
- 2007-03-21
- Updated
- 2025-06-10
- IPv4 Prefixes
- 30
- IPv6 Prefixes
- 14
IPv4 Prefixes
30 total · showing first 10131.253.112.0/21 131.253.120.0/22 131.253.72.0/22 131.253.80.0/20 137.70.156.0/24 137.70.158.0/24 152.228.48.0/24 152.228.49.0/24 165.159.132.0/22 165.159.136.0/22
IPv6 Prefixes
14 total · showing first 102001:489a:2000::/35 2001:489a:4000::/35 2601:9200:c001::/48 2601:9200:c003::/48 2601:9200:c004::/48 2603:1063:2100::/40 2603:1063:300::/40 2603:1063:7c00::/38 2605:4300:3601::/48 2606:e540:c02::/48
What is AS8070?
AS8070 is an Autonomous System Number (ASN) assigned to Microsoft Corporation. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
Looking for more ASN data?
Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.