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

Network: RIPE

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

Network Information
Org ID:
RIPE
Address:
P.O. Box 10096, Amsterdam, 1001EB
Countries:
CY FI FR DE IQ KZ MD PL PT SE CH TJ NL TR UA AE GB US UZ
Unique IPs:
51
CIDRs:
104.128.128.0/20, 135.125.0.0/16, (more)

Analysis

This network has contributed 51 unique IP addresses across 86 failed authentication events, accounting for 112 messages. Activity spans from March 6, 2024 to April 8, 2026, with peak volume in March 2025 (10 events). The top countries by failure volume are United States (29%), Germany (16%), Ukraine (11%). The most active source IPs from this network include 143.55.150.24 (9 failures), 159.69.175.67 (5 failures), 45.144.212.221 (5 failures). Failures from RIPE span 19 countries with no dominant source, which is consistent with forwarding infrastructure, relay services, or broadly distributed automated activity.

Failures Detected from this Network
Showing 1-50 of 86 failures, affecting 112 messages
Date ▼ Source IP Country Messages
4/8/2026 147.28.223.220 US 1
4/8/2026 45.130.7.93 KZ 1
4/7/2026 172.166.156.164 GB 1
4/6/2026 198.163.193.211 UZ 1
4/4/2026 143.20.185.96 US 1
4/4/2026 45.13.17.124 KZ 1
4/4/2026 45.13.17.6 KZ 1
4/3/2026 45.156.114.241 KZ 1
3/23/2026 147.28.223.220 US 1
3/20/2026 147.28.223.220 US 1
3/19/2026 147.28.223.220 US 1
3/5/2026 147.28.223.222 US 1
3/5/2026 172.166.151.116 GB 1
3/5/2026 172.166.156.103 GB 1
3/5/2026 172.203.190.241 US 1
3/3/2026 45.131.65.149 DE 1
2/10/2026 104.128.128.183 FI 1
2/5/2026 45.133.174.185 AE 3
2/1/2026 143.20.185.212 US 1
1/28/2026 143.20.185.212 US 1
12/11/2025 45.143.200.49 CH 1
12/8/2025 45.143.200.49 CH 1
11/17/2025 155.254.97.35 DE 1
11/16/2025 157.143.163.119 FR 1
10/21/2025 147.28.183.245 US 1
10/20/2025 147.28.183.245 US 2
10/19/2025 147.28.183.209 US 2
10/18/2025 147.28.183.209 US 2
9/7/2025 45.82.84.34 UA 1
9/2/2025 144.91.88.6 FR 1
8/22/2025 143.55.150.24 US 1
7/3/2025 143.55.150.24 US 1
6/26/2025 45.144.214.96 TR 2
6/23/2025 45.153.119.226 IQ 1
6/11/2025 143.55.150.24 US 1
5/28/2025 45.155.173.87 DE 1
5/8/2025 45.144.212.54 UA 1
5/7/2025 45.144.212.54 UA 1
4/23/2025 143.55.150.24 US 1
4/18/2025 45.144.212.54 UA 1
3/30/2025 65.108.53.16 FI 1
3/27/2025 159.69.175.67 DE 1
3/27/2025 45.144.212.221 UA 1
3/26/2025 45.144.212.221 UA 1
3/25/2025 45.144.212.221 UA 1
3/20/2025 45.144.212.221 UA 1
3/14/2025 45.144.212.221 UA 1
3/13/2025 159.69.175.67 DE 3
3/2/2025 148.71.137.102 PT 4
2/25/2025 159.69.175.67 DE 1