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

Network: Cooperativa Telefonica Del Viso

This page shows DMARC authentication failures originating from the Cooperativa Telefonica Del Viso network. Learn more about this data.

Network Information
WHOIS Owner:
Cooperativa Telefonica Del Viso
Address:
Beruti, 1381,, 1669 - Del Viso - BA
Countries:
AR
Unique IPs:
1
CIDR:
200.85.96.0/20

Analysis

This network has contributed 1 unique IP address across 2 failed authentication events, accounting for 2 messages. Activity spans from January 9, 2026 to April 2, 2026, with peak volume in January 2026 (1 event). The top countries by failure volume are Argentina (100%). The most active source IP from this network includes 200.85.104.104 (2 failures). A single IP dominates activity from Cooperativa Telefonica Del Viso, suggesting a concentrated or persistent source rather than distributed infrastructure.

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