Data as of Nov 3, 2026
Autonomous system
AS8070
Microsoft Corporation
Announces 1,073,920 addresses in 30 prefixes. None of it is anonymizer space.
Type
Hosting
US
Operators · brokers · owners leasing
1 · 0 · 0
Proxy activity, 30 days
2 exits
Announced prefixes
| Prefix | Type | Operator | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 20.34.0.0/15 since Feb 2019 | Hosting | ||||
| 20.140.0.0/15 since Oct 2018 | Hosting | 2 1 always on | |||
| 20.158.0.0/15 since Jul 2022 | Hosting | ||||
| 51.54.0.0/15 since Nov 2024 | Hosting | Microsoft Limited | |||
| 52.126.0.0/15 since Sep 2017 | Hosting | ||||
| 57.16.0.0/14 since May 2026 | Hosting | Microsoft Limited | |||
| 62.10.0.0/15 since Nov 2023 | Hosting | Microsoft Limited | |||
| 64.40.141.0/24 since Jul 2025 | Hosting | Axon Enterprise, Inc | |||
| 97.107.239.0/24 since Apr 2025 | Hosting | Knight Point Systems, LLC | |||
| 131.253.72.0/22 since Jul 2013 | Hosting | Microsoft Corp | |||
| 131.253.80.0/20 since Feb 2014 | Hosting | Microsoft Corp | |||
| 131.253.112.0/21 since Jul 2013 | Hosting | Microsoft Corp | |||
| 131.253.120.0/22 since Jul 2013 | Hosting | Microsoft Corp | |||
| 137.70.156.0/24 since Jul 2023 | Hosting | Hennepin County | |||
| 137.70.158.0/24 since Jul 2023 | Hosting | Hennepin County | |||
| 152.228.48.0/24 since May 2025 | Hosting | Salesforce, Inc. | |||
| 152.228.49.0/24 since May 2025 | Hosting | Salesforce, Inc. | |||
| 165.159.132.0/22 since Mar 2023 | Hosting | General Dynamics Mission Systems, Inc. | |||
| 165.159.136.0/22 since Mar 2023 | Hosting | General Dynamics Mission Systems, Inc. | |||
| 165.159.188.0/22 since Mar 2023 | Hosting | General Dynamics Mission Systems, Inc. | |||
| 170.85.197.0/24 since Feb 2025 | Hosting | Corporate gatewaysoperated by Zscaler | Zscaler, Inc. | ||
| 170.85.198.0/24 since Jul 2025 | Hosting | Corporate gatewaysoperated by Zscaler | Zscaler, Inc. | ||
| 195.134.224.0/19 since Sep 2017 | Hosting | Microsoft Mobile Oy | |||
| 199.15.136.0/23 since Mar 2023 | Hosting | Regional Information Sharing Systems | |||
| 199.15.138.0/24 since Nov 2023 | Hosting | Regional Information Sharing Systems | |||
| 199.34.97.0/24 since May 2025 | Hosting | Avon Protection Systems, Inc. | |||
| 204.13.120.0/21 since Sep 2017 | Hosting | ||||
| 206.41.48.0/24 since Jul 2024 | Hosting | Guidehouse Inc. | |||
| 208.68.130.0/24 since Mar 2026 | Hosting | Pension Benefit Guaranty Corp. | |||
| 208.68.131.0/24 since Mar 2026 | Hosting | Pension Benefit Guaranty Corp. |
Operators, sellers and brokers
Corporate gateways
| Name | Parent | In AS8070 | /24s |
|---|---|---|---|
| Zscaler | 5120.05% | 2 |
Residential-proxy exposure
Always-on exits
1
50% of its exits
Spread
2
/24s with at least one exit
Providers
12
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 20.141.228.0/24 | 1 | 1 | |
| 20.141.194.0/24 | 0 | 1 |
Proxy providers listing exits
- Byteful
- EnigmaProxy
- FastProxy
- IPFly
- LudaxProxy
- NovaProxy
- Proxiware
- ProxyEmpire
- PuraRoute
- RainProxy
- VantageProxies
- WealthProxies
Proxy activity
Oct 4, 2026 – Nov 2, 2026
AS8070, day by day
1.6K observations
Network & history
Profile
- Registered
- Mar 31, 1997
- Domain
- microsoft.com
- Industry
- Software Development
The space it routes itself
Address share by type
Routing patterns
How its announcements have moved
Arrivals