Data as of Nov 6, 2026
Autonomous system
AS28939
ARM Ltd
Announces 3,584 addresses in 14 prefixes. None of it is anonymizer space.
Type
Business
GB
Announced prefixes
| Prefix | Type | RPKI |
|---|---|---|
| 217.140.96.0/24 since Feb 2020 | Business | |
| 217.140.97.0/24 since Sep 2008 | Business | |
| 217.140.99.0/24 since Jun 2018 | Business | |
| 217.140.100.0/24 since Feb 2009 | Business | |
| 217.140.101.0/24 since Dec 2023 | Business | |
| 217.140.102.0/24 since Feb 2014 | Business | |
| 217.140.103.0/24 since Jan 2009 | Business | |
| 217.140.104.0/24 since Mar 2014 | Business | |
| 217.140.106.0/24 since Jun 2018 | Business | |
| 217.140.107.0/24 since Aug 2025 | Business | |
| 217.140.108.0/24 since Mar 2025 | Business | |
| 217.140.109.0/24 since Jun 2018 | Business | |
| 217.140.110.0/24 since Nov 2016 | Business | |
| 217.140.111.0/24 since Aug 2009 | Business |
Network & history
Profile
- Registered
- Apr 14, 2003
- Domain
- arm.com
- Industry
- Computer and Information Technology
Routing patterns
How its announcements have moved
Arrivals