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

Network: CPS

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

Network Information
WHOIS Owner:
CPS
Address:
tacuari, 351, planta baja, 1071 - Capital Federal - CABA
Countries:
AR
Unique IPs:
2
CIDRs:
190.104.192.0/18, 190.111.224.0/19

Analysis

This network has contributed 2 unique IP addresses across 2 failed authentication events, accounting for 2 messages. Activity spans from April 27, 2026 to June 8, 2026, with peak volume in April 2026 (1 event). The top countries by failure volume are Argentina (100%). The most active source IPs from this network include 190.104.221.50 (1 failure), 190.111.231.200 (1 failure). Failures from CPS are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.

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