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

Network: NAVI-207-211

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
Countries:
US
Unique IPs:
5
CIDRs:
207.211.30.0/23, 207.211.32.0/19, 207.211.64.0/18, 207.211.30.0/23, 207.211.64.0/18, 207.211.32.0/19, (more)
Failures Detected from this Network
Showing 1-18 of 18 (failures, affecting 22 messages)
Date â–¼ Source IP Country Messages
11/19/2025 207.211.30.44 US 1
10/22/2025 207.211.30.44 US 1
10/1/2025 207.211.30.44 US 2
9/24/2025 207.211.30.43 US 1
9/10/2025 207.211.30.43 US 1
8/22/2025 207.211.30.44 US 1
3/28/2025 207.211.30.40 US 1
3/28/2025 207.211.30.44 US 3
3/12/2025 207.211.30.40 US 1
2/28/2025 207.211.30.42 US 1
2/26/2025 207.211.30.44 US 1
12/20/2024 207.211.30.44 US 1
12/11/2024 207.211.30.44 US 1
10/23/2024 207.211.30.40 US 2
10/23/2024 207.211.30.44 US 1
9/13/2024 207.211.30.40 US 1
9/13/2024 207.211.30.44 US 1
3/13/2024 207.211.31.120 US 1