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

Network: PLUS PROVEDOR DE INTERNET LTDA - ME

This page shows DMARC authentication failures originating from the PLUS PROVEDOR DE INTERNET LTDA - ME network. Learn more about this data.

Network Information
WHOIS Owner:
PLUS PROVEDOR DE INTERNET LTDA - ME
Countries:
BR
Unique IPs:
1
CIDR:
167.250.160.0/22

Analysis

This network has contributed 1 unique IP address across 2 failed authentication events, accounting for 4 messages. Activity spans from June 2, 2026 to June 3, 2026, with peak volume in June 2026 (3 events). The top countries by failure volume are Brazil (100%). The most active source IP from this network includes 167.250.163.106 (3 failures). A single IP dominates activity from PLUS PROVEDOR DE INTERNET LTDA - ME, suggesting a concentrated or persistent source rather than distributed infrastructure.

Failures Detected from this Network
Showing 1-2 of 2 failures, affecting 4 messages
Countries