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

Network: Telecentro S.A. - Clientes Residenciales

This page shows DMARC authentication failures originating from the Telecentro S.A. - Clientes Residenciales network. Learn more about this data.

Network Information
WHOIS Owner:
Telecentro S.A. - Clientes Residenciales
Address:
Coronel Apolinario Figueroa, 254,, C1414EDF - Capital Federal - AR
Countries:
AR
Unique IPs:
5
CIDRs:
181.46.0.0/16, 181.47.0.0/16, (more)

Analysis

This network has contributed 5 unique IP addresses across 5 failed authentication events, accounting for 13 messages. Activity spans from February 10, 2025 to April 2, 2026, with peak volume in February 2025 (1 event). The top countries by failure volume are Argentina (100%). The most active source IPs from this network include 181.46.17.7 (1 failure), 181.47.146.142 (1 failure), 181.47.167.136 (1 failure). Failures from Telecentro S.A. - Clientes Residenciales are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.

Failures Detected from this Network
Showing 1-5 of 5 failures, affecting 13 messages
Countries