Sh4mefulNetwork: 1AN1-NETWORK
This page shows DMARC authentication failures originating from the 1AN1-NETWORK network. Learn more about this data.
Network Information
- Org ID:
11INT- Address:
- 2 Logan Square 100 North 18th St Suite 400, Philadelphia, PA 19103
- Countries:
- US
- Unique IPs:
- 4
- CIDR:
74.208.0.0/16
Analysis
This network has contributed 4 unique IP addresses across 5 failed authentication events, accounting for 6 messages. Activity spans from January 28, 2025 to August 6, 2026, with peak volume in January 2025 (1 event). The top countries by failure volume are United States (100%). The most active source IPs from this network include 74.208.4.196 (2 failures), 74.208.116.248 (1 failure), 74.208.246.124 (1 failure). Failures from 1AN1-NETWORK are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.
Failures Detected from this Network
Showing 1-5 of 5 failures, affecting 6 messages| Date ▼ | Source IP | Country | Messages |
|---|---|---|---|
| 8/6/2026 | US | 2 | |
| 6/18/2026 | US | 1 | |
| 4/24/2026 | US | 1 | |
| 3/12/2026 | US | 1 | |
| 1/28/2025 | US | 1 |
Countries