Sh4mefulNetwork: ADPTECH-VN
This page shows DMARC authentication failures originating from the ADPTECH-VN network. Learn more about this data.
Network Information
- WHOIS Owner:
- ADPTECH-VN
- Countries:
- VN
- Unique IPs:
- 2
- CIDR:
163.223.210.0/23
Analysis
This network has contributed 2 unique IP addresses across 3 failed authentication events, accounting for 3 messages. Activity spans from June 17, 2026 to June 20, 2026, with peak volume in June 2026 (3 events). The top countries by failure volume are Vietnam (100%). The most active source IPs from this network include 163.223.211.168 (2 failures), 163.223.211.131 (1 failure). Failures from ADPTECH-VN are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.
Failures Detected from this Network
Showing 1-3 of 3 failures, affecting 3 messages| Date ▼ | Source IP | Country | Messages |
|---|---|---|---|
| 6/20/2026 | VN | 1 | |
| 6/18/2026 | VN | 1 | |
| 6/17/2026 | VN | 1 |
Countries