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 51-86 of 86 failures, affecting 112 messages
Date ▼ Source IP Country Messages
2/24/2025 139.138.223.99 CY 4
2/24/2025 161.230.235.188 PT 4
2/13/2025 159.69.175.67 DE 1
2/12/2025 45.144.212.129 UA 1
12/19/2024 143.55.150.24 US 1
12/18/2024 143.55.150.24 US 1
12/5/2024 143.55.150.24 US 1
11/14/2024 45.94.218.250 TJ 1
11/13/2024 198.163.193.188 UZ 1
11/13/2024 198.163.195.135 UZ 1
11/13/2024 198.163.203.11 UZ 1
11/13/2024 67.209.129.25 KZ 1
10/21/2024 45.86.86.55 MD 2
9/20/2024 143.55.150.24 US 1
9/13/2024 143.55.150.24 US 1
8/30/2024 45.91.171.144 SE 8
8/30/2024 63.250.59.224 DE 1
8/6/2024 45.128.149.11 US 1
8/6/2024 45.128.149.6 US 1
7/26/2024 45.146.254.33 DE 1
7/24/2024 45.146.254.33 DE 1
7/11/2024 135.125.218.165 DE 1
7/10/2024 135.125.218.165 DE 1
7/8/2024 135.125.218.165 DE 1
6/18/2024 54.38.48.18 PL 1
6/17/2024 54.38.48.18 PL 2
6/16/2024 54.38.48.18 PL 1
5/27/2024 45.137.22.144 NL 1
5/26/2024 45.137.22.144 NL 1
5/24/2024 45.137.22.144 NL 1
5/17/2024 45.137.22.144 NL 1
5/1/2024 45.137.22.85 NL 1
4/30/2024 45.137.22.85 NL 1
4/29/2024 45.137.22.85 NL 1
3/11/2024 45.137.22.156 NL 1
3/6/2024 45.137.22.156 NL 1