Data as of Nov 5, 2026
Autonomous system
AS40506
Sheppard, Mullin, Richter & Hampton
Announces 256 addresses in 1 prefixes. None of it is anonymizer space.
Type
Business
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 12.146.203.0/24 since Jun 2011 | Business | AT&T Enterprises, LLC |
Network & history
Profile
- Registered
- Apr 13, 2011
- Industry
- Service
Routing patterns
How its announcements have moved
Arrivals