Network: Telefonica de Argentina

This page shows DMARC authentication failures originating from the Telefonica de Argentina network. Learn more about this data.

Network Information

WHOIS Owner:: Telefonica de Argentina
Address:: Av. Independencia, 169, PB, 1099 - Buenos Aires - CF
Countries:: AR

Unique IPs:: 10

CIDRs:: 179.36.0.0/14, 181.20.0.0/14, (more)

Analysis

This network has contributed 10 unique IP addresses across 10 failed authentication events, accounting for 24 messages. Activity from this network spans from November 21, 2024 to July 21, 2025. Activity from Telefonica de Argentina has been observed from Argentina.

Failures Detected from this Network

Showing 1-10 of 10 (failures, affecting 24 messages)

Show Confoundersⓘ

Date ▼	Source IP	Country	Messages
7/21/2025	181.20.99.221	AR	1
7/6/2025	186.132.170.110	AR	1
7/2/2025	181.20.67.39	AR	1
6/30/2025	190.49.99.109	AR	2
6/27/2025	181.20.197.201	AR	1
6/25/2025	186.39.134.25	AR	2
6/15/2025	186.128.44.197	AR	4
5/10/2025	190.51.169.180	AR	4
4/18/2025	179.38.95.113	AR	4
11/21/2024	191.82.244.22	AR	4

Countries

Argentina