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 6,201-6,250 of 9,818 (failures, affecting 12,565 messages)
Date ▼ Source IP Country Messages
11/21/2024 40.107.200.69 US 1
11/21/2024 40.107.201.43 US 1
11/21/2024 40.107.212.108 US 1
11/21/2024 40.107.223.109 US 1
11/21/2024 40.107.223.128 US 1
11/21/2024 40.107.237.113 US 1
11/21/2024 40.107.243.118 US 1
11/21/2024 40.107.243.138 US 1
11/21/2024 40.107.92.113 US 1
11/21/2024 40.107.93.127 US 1
11/21/2024 40.107.94.139 US 1
11/21/2024 40.107.96.113 US 1
11/21/2024 40.93.10.3 US 1
11/21/2024 40.93.12.20 US 1
11/21/2024 40.93.12.22 US 1
11/21/2024 40.93.1.38 US 1
11/21/2024 40.93.1.77 US 1
11/21/2024 40.93.198.78 US 1
11/21/2024 40.93.200.85 US 1
11/21/2024 40.93.20.52 US 1
11/21/2024 40.93.20.54 US 1
11/21/2024 40.93.6.2 US 1
11/21/2024 52.100.167.249 US 1
11/21/2024 52.101.193.107 US 1
11/21/2024 52.101.57.0 US 1
11/21/2024 52.101.62.108 US 1
11/21/2024 52.101.85.141 US 1
11/21/2024 52.101.85.7 US 1
11/20/2024 104.47.11.106 IE 1
11/20/2024 104.47.11.111 IE 1
11/20/2024 104.47.11.112 IE 2
11/20/2024 104.47.11.232 NL 1
11/20/2024 104.47.11.236 NL 1
11/20/2024 104.47.11.48 AT 1
11/20/2024 104.47.17.108 IE 1
11/20/2024 104.47.17.109 IE 1
11/20/2024 104.47.17.110 IE 1
11/20/2024 104.47.17.112 IE 1
11/20/2024 104.47.17.173 AT 1
11/20/2024 104.47.17.177 AT 1
11/20/2024 104.47.18.104 NL 1
11/20/2024 104.47.18.109 NL 1
11/20/2024 104.47.18.112 NL 1
11/20/2024 104.47.30.105 AT 1
11/20/2024 104.47.51.170 IE 1
11/20/2024 104.47.51.40 US 2
11/20/2024 104.47.51.43 US 1
11/20/2024 104.47.51.44 US 1
11/20/2024 104.47.51.46 US 1
11/20/2024 104.47.51.47 US 1