Shame on you, stupid spammers.. Sh4meful  DMARC Spoof Detection

Network: BELLSNET-BLK5

This page shows DMARC authentication failures originating from the BELLSNET-BLK5 network. Learn more about this data.

Network Information
Org ID:
AEL-360
Address:
208 S. Akard St., Dallas, TX 75202
Countries:
US
Unique IPs:
1
CIDR:
216.76.0.0/14

Analysis

This network has contributed 1 unique IP address across 6 failed authentication events, accounting for 6 messages. Activity spans from April 11, 2025 to July 2, 2025, with peak volume in June 2025 (3 events). The top countries by failure volume are United States (100%). The most active source IP from this network includes 216.77.44.67 (6 failures). A single IP dominates activity from BELLSNET-BLK5, suggesting a concentrated or persistent source rather than distributed infrastructure.

Failures Detected from this Network
Showing 1-6 of 6 failures, affecting 6 messages
Countries