Shame on you, stupid spammers.. Sh4meful  DMARC Spoof Detection

Network: KZ-TNSPLUS-FTTB

This page shows DMARC authentication failures originating from the KZ-TNSPLUS-FTTB network. Learn more about this data.

Network Information
WHOIS Owner:
FTTB_Karaganda
Countries:
KZ
Unique IPs:
4
CIDRs:
37.99.40.0/24, 5.34.1.0/24, (more)

Analysis

This network has contributed 4 unique IP addresses across 4 failed authentication events, accounting for 5 messages. Activity spans from June 25, 2026 to August 3, 2026, with peak volume in July 2026 (2 events). The top countries by failure volume are Kazakhstan (100%). The most active source IPs from this network include 37.99.40.126 (1 failure), 5.34.1.8 (1 failure), 5.34.32.175 (1 failure). Failures from KZ-TNSPLUS-FTTB are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.

Failures Detected from this Network
Showing 1-4 of 4 failures, affecting 5 messages
Countries