AS6431
AT&T Enterprises, LLC
USUnknown2026-07-04
Announced prefixes 21
12.106.32.0/2312.106.34.0/2412.106.35.0/24135.197.0.0/16135.197.0.0/17135.197.128.0/17135.205.0.0/16135.205.0.0/17135.205.128.0/17135.207.0.0/16135.207.0.0/17135.207.128.0/17192.20.225.0/24204.178.8.0/21207.76.218.0/242620:0:f00::/412620:0:f01::/482620:0:f40::/442620:0:f50::/442620:0:f60::/442620:0:f70::/44Snapshot history
| Date | Name | Country | Class | Prefixes |
|---|---|---|---|---|
| 2026-11-13 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-12 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-11 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-10 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-09 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-08 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-07 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-06 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-05 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-04 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-03 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-02 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-11-01 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-31 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-30 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-29 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-28 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-27 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-26 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-25 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-24 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-23 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-22 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-21 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-20 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-19 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-18 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-17 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-16 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-15 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-14 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-13 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-12 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-11 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-10 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-09 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-08 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-07 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-06 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-05 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-04 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-03 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-02 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-10-01 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-30 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-29 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-28 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-27 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-26 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-25 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-24 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-23 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-22 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-21 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-20 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-19 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-18 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-17 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-16 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-15 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-14 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-13 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-12 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-11 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-10 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-09 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-08 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-07 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-06 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-05 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-04 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-03 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-02 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-09-01 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-31 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-30 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-29 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-28 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-27 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-26 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-25 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-24 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-23 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-22 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-21 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-20 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-19 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-18 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-17 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-16 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-15 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-14 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-13 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-12 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-11 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-10 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-09 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-08 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-07 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-06 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-05 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-04 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-03 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-02 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-08-01 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-31 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-30 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-29 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-28 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-27 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-26 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-25 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-24 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-23 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-22 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-21 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-20 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-19 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-18 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-17 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-16 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-15 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-14 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-13 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-12 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-11 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-10 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-09 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-08 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-07 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-06 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-05 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-04 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-03 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-02 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-07-01 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-30 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-29 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-28 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-27 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-26 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-25 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-24 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-23 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-22 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-21 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-20 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-19 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-18 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-17 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-16 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-15 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-14 | AT&T Enterprises, LLC | US | Unknown | 21 |
| 2026-06-13 | AT&T Enterprises, LLC | US | Unknown | 21 |
IP-block changes
Open full filtered history →| Observed | Block | Action | Previous origins | New origins |
|---|---|---|---|---|
| No block changes involve this ASN yet. | ||||
Changes page 1