Network: UNICOM-TJ

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

Network Information

WHOIS Owner:: China Unicom Tianjin Province Network
Countries:: CN

Unique IPs:: 2

CIDR:: 111.160.0.0/13

Analysis

This network has contributed 2 unique IP addresses across 2 failed authentication events, accounting for 2 messages. Activity spans from November 13, 2024 to February 9, 2026, with peak volume in November 2024 (1 event). The top countries by failure volume are China (100%). The most active source IPs from this network include 111.165.5.228 (1 failure), 111.167.206.234 (1 failure). Failures from UNICOM-TJ 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
2/9/2026	111.167.206.234	CN	1
11/13/2024	111.165.5.228	CN	1

Countries

China