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

Network: HURRICANE-6

This page shows DMARC authentication failures originating from the HURRICANE-6 network. Learn more about this data.

Network Information
WHOIS Owner:
Hurricane Electric LLC
Countries:
US
Unique IPs:
3
CIDR:
216.66.0.0/18

Analysis

This network has contributed 3 unique IP addresses across 3 failed authentication events, accounting for 6 messages. Activity spans from July 21, 2026 to August 2, 2026, with peak volume in July 2026 (4 events). The top countries by failure volume are United States (100%). The most active source IPs from this network include 216.66.53.136 (2 failures), 216.66.53.153 (2 failures), 216.66.53.154 (2 failures). Failures from HURRICANE-6 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 6 messages
Countries