Sh4mefulNetwork: CENTURYLINK-LEGACY-SAVVIS-BLK182
This page shows DMARC authentication failures originating from the CENTURYLINK-LEGACY-SAVVIS-BLK182 network. Learn more about this data.
Analysis
This network has contributed 5 unique IP addresses across 47 failed authentication events, accounting for 82 messages. Activity spans from March 13, 2024 to May 14, 2026, with peak volume in September 2024 (8 events). The top countries by failure volume are United States (100%). The most active source IPs from this network include 205.139.110.120 (21 failures), 205.139.111.44 (17 failures), 205.139.111.43 (8 failures). Failures from CENTURYLINK-LEGACY-SAVVIS-BLK182 (Lumen), a commercial ISP, are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.
Failures Detected from this Network
Showing 1-47 of 47 failures, affecting 82 messages| Date ▼ | Source IP | Country | Messages |
|---|---|---|---|
| 5/14/2026 | US | 1 | |
| 2/26/2026 | US | 1 | |
| 12/18/2025 | US | 1 | |
| 12/3/2025 | US | 2 | |
| 11/19/2025 | US | 1 | |
| 11/19/2025 | US | 1 | |
| 11/12/2025 | US | 1 | |
| 11/12/2025 | US | 2 | |
| 10/22/2025 | US | 1 | |
| 10/22/2025 | US | 1 | |
| 10/8/2025 | US | 1 | |
| 10/8/2025 | US | 2 | |
| 10/1/2025 | US | 1 | |
| 9/26/2025 | US | 1 | |
| 9/24/2025 | US | 1 | |
| 9/24/2025 | US | 1 | |
| 9/10/2025 | US | 1 | |
| 9/10/2025 | US | 3 | |
| 8/6/2025 | US | 1 | |
| 8/6/2025 | US | 1 | |
| 3/28/2025 | US | 1 | |
| 3/26/2025 | US | 1 | |
| 3/19/2025 | US | 1 | |
| 3/19/2025 | US | 1 | |
| 3/12/2025 | US | 1 | |
| 2/28/2025 | US | 1 | |
| 2/28/2025 | US | 1 | |
| 2/26/2025 | US | 1 | |
| 2/26/2025 | US | 3 | |
| 2/14/2025 | US | 1 | |
| 2/14/2025 | US | 3 | |
| 1/17/2025 | US | 1 | |
| 1/8/2025 | US | 1 | |
| 12/18/2024 | US | 1 | |
| 12/11/2024 | US | 1 | |
| 12/5/2024 | US | 1 | |
| 11/20/2024 | US | 2 | |
| 11/13/2024 | US | 2 | |
| 11/12/2024 | US | 5 | |
| 11/6/2024 | US | 2 | |
| 10/30/2024 | US | 1 | |
| 10/23/2024 | US | 5 | |
| 9/27/2024 | US | 6 | |
| 9/20/2024 | US | 4 | |
| 9/18/2024 | US | 5 | |
| 9/13/2024 | US | 4 | |
| 3/13/2024 | US | 1 |