ArchivedNo longer active, data collection ran March 2024 to September 2026|9,442 records|3,409 source IPs|138 countriesAbout this archive
Shame on you, stupid spammers..Sh4meful  DMARC Spoof Detection

Network: ICSMEDIA-CUSTOM-NET

This page shows DMARC authentication failures originating from the ICSMEDIA-CUSTOM-NET network. Learn more about this data.

Network Information
WHOIS Owner:
DTS Systeme GmbH
Countries:
DE
Unique IPs:
1
CIDR:
212.101.206.0/24

Analysis

This network has contributed 1 unique IP address across 2 failed authentication events, accounting for 2 messages. Activity spans from June 27, 2025 to August 6, 2025, with peak volume in June 2025 (1 event). The top countries by failure volume are Germany (100%). The most active source IP from this network includes 212.101.206.81 (2 failures). A single IP dominates activity from ICSMEDIA-CUSTOM-NET, suggesting a concentrated or persistent source rather than distributed infrastructure.

Failures Detected from this Network
Showing 1-2 of 2 failures, affecting 2 messages
Date โ–ผ Source IP Country Messages
8/6/2025 212.101.206.81 DE1
6/27/2025 212.101.206.81 DE1
Countries