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

Network: PLAY_MBB

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

Network Information
WHOIS Owner:
PLAY MBB
Countries:
PL
Unique IPs:
1
CIDR:
5.173.240.0/20

Analysis

This network has contributed 1 unique IP address across 1 failed authentication event, accounting for 8 messages. Activity from this network was observed on January 24, 2025. The top countries by failure volume are Poland (100%). The most active source IP from this network includes 5.173.240.113 (1 failure). A single IP dominates activity from PLAY_MBB, suggesting a concentrated or persistent source rather than distributed infrastructure.

Failures Detected from this Network
Showing 1-1 of 1 failures, affecting 8 messages
Countries