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

Network: MSFT

The data here is from DMARC analysis for domains I administer, drawn from a larger dataset (comprising millions of authentication records and messages). These entries are from email attempts that failed both SPF and DKIM (and there are often alignment issues - hidden here). In many cases, these failures indicate unauthorized use of the domain name, and are commonly associated with spoofing, phishing, or other abusive mail activity.

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Network Information
Owner:
Microsoft
Countries:
AU AT CA FR DE HK IN IE JP NO SG KR SE CH NL AE GB US
Unique IPs:
3,238
CIDRs:
104.40.0.0/13, 23.96.0.0/13, (more)
Failures Detected from this Network
Showing 7,601-7,650 of 9,818 (failures, affecting 12,565 messages)
Date ▼ Source IP Country Messages
10/23/2024 104.47.66.47 US 5
10/23/2024 104.47.66.49 US 5
10/23/2024 104.47.70.40 US 4
10/23/2024 104.47.70.44 US 4
10/23/2024 104.47.70.45 US 2
10/23/2024 104.47.70.46 US 3
10/23/2024 104.47.70.47 US 1
10/23/2024 104.47.70.48 US 7
10/23/2024 104.47.70.49 US 3
10/23/2024 104.47.71.240 AU 1
10/23/2024 104.47.73.168 US 1
10/23/2024 104.47.73.169 US 1
10/23/2024 104.47.73.170 US 4
10/23/2024 104.47.73.171 US 1
10/23/2024 104.47.73.173 US 1
10/23/2024 104.47.73.174 US 2
10/23/2024 104.47.73.40 US 1
10/23/2024 104.47.73.41 US 2
10/23/2024 104.47.73.43 US 1
10/23/2024 104.47.73.44 US 1
10/23/2024 104.47.73.45 US 2
10/23/2024 104.47.73.46 US 1
10/23/2024 104.47.73.48 US 2
10/23/2024 104.47.74.40 US 1
10/23/2024 104.47.74.43 US 2
10/23/2024 104.47.74.44 US 2
10/23/2024 104.47.74.47 US 1
10/23/2024 104.47.74.49 US 3
10/23/2024 104.47.85.111 GB 1
10/23/2024 23.103.199.143 US 1
10/23/2024 23.103.199.182 US 1
10/23/2024 23.103.208.47 US 1
10/23/2024 23.103.208.55 US 1
10/23/2024 2603:10b6:208:120::25 US 1
10/23/2024 2603:10b6:208:160::34 US 2
10/23/2024 2603:10b6:208:236::27 US 1
10/23/2024 2603:10b6:208:2c5::22 US 1
10/23/2024 2603:10b6:208:52d::22 US 1
10/23/2024 2603:10b6:303:2b::10 US 1
10/23/2024 2603:10b6:303:83::19 US 1
10/23/2024 2603:10b6:303:b7::27 US 1
10/23/2024 2603:10b6:303:dd::26 US 1
10/23/2024 2603:10b6:408:10a::31 US 1
10/23/2024 2603:10b6:408:131::12 US 1
10/23/2024 2603:10b6:408:141::11 US 1
10/23/2024 2603:10b6:408:141::26 US 1
10/23/2024 2603:10b6:408:234::11 US 1
10/23/2024 2603:10b6:510:32b::14 US 1
10/23/2024 2603:10b6:510:33d::10 US 1
10/23/2024 2603:10b6:510:33d::24 US 1