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

Network: Telecom Argentina S.A.

This page shows DMARC authentication failures originating from the Telecom Argentina S.A. network. Learn more about this data.

Network Information
WHOIS Owner:
Telecom Argentina S.A.
Address:
Dorrego, 2520, Piso 11, 1425 - Buenos Aires -
Countries:
AR
Unique IPs:
8
CIDRs:
181.164.0.0/14, 190.18.0.0/15, (more)

Analysis

This network has contributed 8 unique IP addresses across 8 failed authentication events, accounting for 38 messages. Activity spans from July 1, 2024 to July 7, 2025, with peak volume in April 2025 (3 events). The top countries by failure volume are Argentina (100%). The most active source IPs from this network include 181.164.200.168 (1 failure), 190.18.124.174 (1 failure), 181.164.17.45 (1 failure). Failures from Telecom Argentina S.A. are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.

Failures Detected from this Network
Showing 1-8 of 8 failures, affecting 38 messages
Countries