What DKIM2 Means for Email Deliverability (and Why Practitioners Should Pay Attention)
There is a new IETF draft making the rounds that deserves more attention from the deliverability community. DKIM2 propos...
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How Engagor Found the DKIM Bug That Microsoft Couldn't Explain
Engagor's AI flagged a critical bounce rate with 82% of failures concentrated at Microsoft. The root cause was a duplica...
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When the System Notices Something Before You Do
The first hint that something was off didn't come from a dashboard I was staring at. It came from the system quietly fla...
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The 3 AM Alert Nobody Answers: From Alert Fatigue to Autonomous Investigation
Why threshold-based monitoring is failing email teams—and what comes next. A look at how autonomous AI investigation cha...
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Why Your ESP Dashboard Lies To You (And What To Do About It)
Every ESP calculates metrics differently. "Delivered" can mean 5 different things. After 27 years of email consulting, h...
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The Hidden Architecture of Email: What Happens in the 500ms After You Hit Send
A technical deep dive into the email journey: from API call to inbox in under a second. What can go wrong at each stage,...
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