Network: o3_kyiv

This page shows DMARC authentication failures originating from the o3_kyiv network. Learn more about this data.

Network Information

WHOIS Owner:: o3_core
Countries:: UA

Unique IPs:: 2

CIDR:: 46.219.134.0/24

Analysis

This network has contributed 2 unique IP addresses across 2 failed authentication events, accounting for 2 messages. Activity spans from June 12, 2025 to June 26, 2025, with peak volume in June 2025 (2 events). The top countries by failure volume are Ukraine (100%). The most active source IPs from this network include 46.219.134.131 (1 failure), 46.219.134.4 (1 failure). Failures from o3_kyiv are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.

Failures Detected from this Network

Showing 1-2 of 2 failures, affecting 2 messages

Show Confoundersⓘ

Date ▼	Source IP	Country	Messages
6/26/2025	46.219.134.131	UA	1
6/12/2025	46.219.134.4	UA	1

Countries

Ukraine