Network: ITS TELECOMUNICACOES LTDA

This page shows DMARC authentication failures originating from the ITS TELECOMUNICACOES LTDA network. Learn more about this data.

Network Information

WHOIS Owner:: ITS TELECOMUNICACOES LTDA
Countries:: BR

Unique IPs:: 1

CIDR:: 187.44.128.0/17

Analysis

This network has contributed 1 unique IP address across 2 failed authentication events, accounting for 4 messages. Activity spans from May 21, 2026 to June 20, 2026, with peak volume in May 2026 (1 event). The top countries by failure volume are Brazil (100%). The most active source IP from this network includes 187.44.211.94 (2 failures). A single IP dominates activity from ITS TELECOMUNICACOES LTDA, suggesting a concentrated or persistent source rather than distributed infrastructure.

Failures Detected from this Network

Showing 1-2 of 2 failures, affecting 4 messages

Show Confoundersⓘ

Date ▼	Source IP	Country	Messages
6/20/2026	187.44.211.94	BR	3
5/21/2026	187.44.211.94	BR	1

Countries

Brazil