Data as of Nov 3, 2026
Autonomous system
AS4473
AT&T Enterprises, LLC
Announces 12,800 addresses in 31 prefixes. None of it is anonymizer space.
Type
Internet provider
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 12.17.241.0/24 since Mar 2017 | Unknown | ||
| 12.29.116.0/24 since Mar 2016 | Unknown | ||
| 12.29.117.0/24 since Mar 2016 | Unknown | ||
| 12.29.118.0/24 since Mar 2016 | Unknown | ||
| 12.29.119.0/24 since Mar 2016 | Unknown | ||
| 12.71.77.0/24 since Mar 2012 | Internet provider | ||
| 12.96.45.0/24 since Sep 2022 | Unknown | ||
| 12.96.46.0/24 since Sep 2022 | Unknown | ||
| 12.97.148.0/24 since Mar 2017 | Unknown | ||
| 12.105.210.0/24 since Aug 2021 | Internet provider | ||
| 12.226.120.0/24 since Jun 2013 | Internet provider | via AT&T Services, Inc. | |
| 12.226.121.0/24 since Jun 2013 | Internet provider | via AT&T Services, Inc. | |
| 12.226.122.0/24 since Jun 2013 | Internet provider | via AT&T Services, Inc. | |
| 12.226.123.0/24 since Dec 2020 | Internet provider | via AT&T Services, Inc. | |
| 151.107.0.0/20 since Mar 2023 | Business | U.S. Department of Veterans Affairs | |
| 198.183.168.0/24 since Aug 2021 | Business | Renasant Bank | |
| 206.197.1.0/24 since Nov 2012 | Business | Mueller Industries, Inc. | |
| 207.140.216.0/23 since May 2015 | Internet provider | ||
| 207.140.220.0/22 since May 2015 | Internet provider | ||
| 209.37.104.0/24 since Apr 2014 | Internet provider | via AT&T Services, Inc. | |
| 209.37.105.0/24 since Apr 2014 | Internet provider | ||
| 209.37.106.0/24 since Apr 2014 | Internet provider | via AT&T Services, Inc. | |
| 209.37.107.0/24 since Apr 2014 | Internet provider | ||
| 209.37.109.0/24 since May 2016 | Internet provider | via AT&T Services, Inc. | |
| 209.37.110.0/24 since Feb 2017 | Internet provider | via AT&T Services, Inc. | |
| 209.65.8.0/24 since May 2015 | Unknown | ||
| 209.65.9.0/24 since May 2015 | Unknown | ||
| 209.65.160.0/24 since May 2010 | Internet provider | ||
| 209.65.161.0/24 since May 2010 | Internet provider | ||
| 209.65.163.0/24 since May 2010 | Internet provider | ||
| 209.65.164.0/24 since May 2010 | Internet provider |
Network & history
Profile
- Registered
- Mar 8, 1995
- Domain
- att.com
- Industry
- Internet Service Provider (ISP)
The space it routes itself
Address share by type
Routing patterns
How its announcements have moved
Arrivals