Network: Telmex Colombia S.A.

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

Network Information

WHOIS Owner:: Telmex Colombia S.A.
Address:: CLARO FIJO COLOMBIA - Cra 68A No. 24B-10, 11111,, 11111 - Bogota - DC
Countries:: CO

Unique IPs:: 6

CIDRs:: 181.48.0.0/13, 186.80.0.0/14, (more)

Analysis

This network has contributed 6 unique IP addresses across 6 failed authentication events, accounting for 19 messages. Activity from this network spans from February 17, 2025 to December 11, 2025. Activity from Telmex Colombia S.A., a hosting provider, has been observed from Colombia.

Failures Detected from this Network

Showing 1-6 of 6 (failures, affecting 19 messages)

Show Confoundersⓘ

Date ▼	Source IP	Country	Messages
12/11/2025	190.85.97.77	CO	4
10/4/2025	190.157.184.27	CO	4
6/26/2025	181.55.23.175	CO	1
6/14/2025	181.54.0.223	CO	2
5/9/2025	201.221.176.68	CO	4
2/17/2025	186.83.189.14	CO	4

Countries

Colombia