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

Network: COLOMBIA TELECOMUNICACIONES S.A. ESP BIC

This page shows DMARC authentication failures originating from the COLOMBIA TELECOMUNICACIONES S.A. ESP BIC network. Learn more about this data.

Network Information
WHOIS Owner:
COLOMBIA TELECOMUNICACIONES S.A. ESP BIC
Address:
Transversal 60, 114, A 55, N - BOGOTA - Cu
Countries:
CO
Unique IPs:
6
CIDRs:
152.200.0.0/14, 167.0.0.0/16, (more)

Analysis

This network has contributed 6 unique IP addresses across 6 failed authentication events, accounting for 27 messages. Activity spans from November 15, 2024 to December 11, 2025, with peak volume in November 2024 (2 events). The top countries by failure volume are Colombia (100%). The most active source IPs from this network include 152.203.74.230 (1 failure), 167.0.68.28 (1 failure), 181.234.162.162 (1 failure). Failures from COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, a hosting provider, are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.

Failures Detected from this Network
Showing 1-6 of 6 failures, affecting 27 messages
Countries