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

Network: Natel Telecom Ltda. - ME

This page shows DMARC authentication failures originating from the Natel Telecom Ltda. - ME network. Learn more about this data.

Network Information
WHOIS Owner:
Natel Telecom Ltda. - ME
Countries:
BR
Unique IPs:
1
CIDR:
138.122.28.0/22

Analysis

This network has contributed 1 unique IP address across 1 failed authentication event, accounting for 4 messages. Activity from this network was observed on September 1, 2026. The top countries by failure volume are Brazil (100%). The most active source IP from this network includes 138.122.29.190 (1 failure). A single IP dominates activity from Natel Telecom Ltda. - ME, suggesting a concentrated or persistent source rather than distributed infrastructure.

Failures Detected from this Network
Showing 1-1 of 1 failures, affecting 4 messages
Countries