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: ERTH-SPB-PPPOE-15-NET

This page shows DMARC authentication failures originating from the ERTH-SPB-PPPOE-15-NET network. Learn more about this data.

Network Information
WHOIS Owner:
ORG-CHSB2-RIPE
Countries:
RU
Unique IPs:
1
CIDR:
188.187.108.0/22

Analysis

This network has contributed 1 unique IP address across 6 failed authentication events, accounting for 8 messages. Activity spans from April 8, 2026 to May 28, 2026, with peak volume in April 2026 (4 events). The top countries by failure volume are Russia (100%). The most active source IP from this network includes 188.187.110.66 (8 failures). A single IP dominates activity from ERTH-SPB-PPPOE-15-NET, suggesting a concentrated or persistent source rather than distributed infrastructure.

Failures Detected from this Network
Showing 1-6 of 6 failures, affecting 8 messages
Date โ–ผ Source IP Country Messages
5/28/2026 188.187.110.66 RU1
5/26/2026 188.187.110.66 RU1
5/25/2026 188.187.110.66 RU1
5/5/2026 188.187.110.66 RU1
4/20/2026 188.187.110.66 RU1
4/8/2026 188.187.110.66 RU3
Countries