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

IP Address: 199.30.235.11 âš  Network Confounder

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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Geolocation Information
Country:
US United States
Coordinates:
37.751, -97.822
WHOIS Information
Network Name:
ZIXCORP
CIDR:
199.30.232.0/21
Reverse DNS:
zixmt1.zixworks.com
Last updated: 2/5/2026
Failures Detected from this IP
Showing 1-9 of 9 (failures, affecting 21 messages)
Date â–¼ Messages
6/28/2025 2
12/18/2024 1
12/4/2024 1
11/20/2024 3
11/12/2024 3
10/23/2024 3
9/27/2024 2
9/18/2024 3
9/13/2024 3