Sh4mefulNetwork: ATT
This page shows DMARC authentication failures originating from the ATT network. Learn more about this data.
Analysis
This network has contributed 8 unique IP addresses across 38 failed authentication events, accounting for 73 messages. Activity from this network spans from September 13, 2024 to June 28, 2025. Activity from ATT (AT&T), a commercial ISP, has been observed from United States.
Failures Detected from this Network
Showing 1-38 of 38 (failures, affecting 73 messages)| Date ▼ | Source IP | Country | Messages |
|---|---|---|---|
| 6/28/2025 | US | 5 | |
| 6/27/2025 | US | 1 | |
| 6/27/2025 | US | 5 | |
| 2/26/2025 | US | 3 | |
| 2/14/2025 | US | 3 | |
| 1/17/2025 | US | 3 | |
| 1/8/2025 | US | 3 | |
| 12/20/2024 | US | 3 | |
| 12/19/2024 | US | 1 | |
| 12/18/2024 | US | 1 | |
| 12/18/2024 | US | 1 | |
| 12/11/2024 | US | 3 | |
| 12/9/2024 | US | 1 | |
| 12/5/2024 | US | 1 | |
| 12/5/2024 | US | 3 | |
| 12/5/2024 | US | 1 | |
| 12/4/2024 | US | 2 | |
| 12/4/2024 | US | 1 | |
| 11/20/2024 | US | 2 | |
| 11/20/2024 | US | 2 | |
| 11/19/2024 | US | 1 | |
| 11/13/2024 | US | 2 | |
| 11/12/2024 | US | 1 | |
| 11/12/2024 | US | 1 | |
| 11/6/2024 | US | 2 | |
| 10/30/2024 | US | 1 | |
| 10/30/2024 | US | 1 | |
| 10/23/2024 | US | 1 | |
| 10/23/2024 | US | 4 | |
| 10/22/2024 | US | 1 | |
| 9/27/2024 | US | 2 | |
| 9/27/2024 | US | 1 | |
| 9/26/2024 | US | 1 | |
| 9/20/2024 | US | 5 | |
| 9/20/2024 | US | 1 | |
| 9/18/2024 | US | 1 | |
| 9/17/2024 | US | 1 | |
| 9/13/2024 | US | 1 |
Countries