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.
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.