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

Network: Redfox Telecomunica??es Ltda.

This page shows DMARC authentication failures originating from the Redfox Telecomunica??es Ltda. network. Learn more about this data.

Network Information
WHOIS Owner:
Redfox Telecomunica??es Ltda.
Countries:
BR
Unique IPs:
1
CIDR:
186.250.52.0/22

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 August 2, 2026. The top countries by failure volume are Brazil (100%). The most active source IP from this network includes 186.250.53.188 (1 failure). A single IP dominates activity from Redfox Telecomunica??es Ltda., 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