Data as of Nov 3, 2026
Autonomous system
AS17144
Microsoft Corporation
Announces 1,024 addresses in 4 prefixes. None of it is anonymizer space.
Type
Business
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 66.151.66.0/24 since May 2005 | Business | Unitas Global | |
| 67.208.167.0/24 since Oct 2013 | Business | Zayo Bandwidth | |
| 74.123.179.0/24 since Mar 2021 | Business | ||
| 192.135.86.0/24 since Oct 2013 | Business |
Network & history
Profile
- Registered
- Jul 28, 2000
- Domain
- microsoft.com
- Industry
- Other
Routing patterns
How its announcements have moved
Arrivals