Network: Alares Cabo Servicos de Telecomunicacoes S.A.
This page shows DMARC authentication failures originating from the Alares Cabo Servicos de Telecomunicacoes S.A. network. Learn more about this data.
Network Information
- WHOIS Owner:
- Alares Cabo Servicos de Telecomunicacoes S.A.
- Countries:
- BR
- Unique IPs:
- 3
- CIDRs:
-
186.219.144.0/20,45.232.88.0/22
Analysis
This network has contributed 3 unique IP addresses across 3 failed authentication events, accounting for 8 messages. Activity spans from July 1, 2024 to October 3, 2025, with peak volume in July 2024 (1 event). The top countries by failure volume are Brazil (100%). The most active source IPs from this network include 186.219.145.254 (1 failure), 186.219.147.37 (1 failure), 45.232.89.229 (1 failure). Failures from Alares Cabo Servicos de Telecomunicacoes S.A. are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.