Data as of Nov 5, 2026
Autonomous system
AS22538
IBM
Announces 512 addresses in 2 prefixes. None of it is anonymizer space.
Type
Business
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 12.131.3.0/24 since Nov 2009 | Business | AT&T Enterprises, LLC | |
| 207.120.254.0/24 since Nov 2009 | Business | Level 3 Parent, LLC |
Network & history
Profile
- Registered
- Oct 26, 2026
- Domain
- ibm.com
Routing patterns
How its announcements have moved
Arrivals