Data as of Nov 3, 2026
Autonomous system
AS4468
AT&T Enterprises, LLC
Announces 1,536 addresses in 6 prefixes. None of it is anonymizer space.
Type
Internet provider
US
Announced prefixes
| Prefix | Type | RPKI |
|---|---|---|
| 204.127.240.0/24 since Sep 2011 | Internet provider | |
| 204.127.241.0/24 since Nov 2011 | Internet provider | |
| 204.127.242.0/24 since Nov 2011 | Internet provider | |
| 204.127.245.0/24 since Nov 2015 | Internet provider | |
| 204.127.249.0/24 since Oct 2015 | Internet provider | |
| 204.127.251.0/24 since Sep 2015 | Internet provider |
Network & history
Profile
- Registered
- Mar 5, 1995
- Domain
- att.com
- Industry
- Internet Service Provider (ISP)
Routing patterns
How its announcements have moved
Arrivals