If you want to learn more about SMTP response codes and error messages, here's a couple of resources you'll want to check out and bookmark for future reference. First, here's John Po…
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I've got just enough time for a quick post today, to share with you this very useful DMARC Dictionary put together by the fine folks at dmarcian . Check it out ! And since t…
I am reliably informed that the SMTP Field Manual published by Postmark ( first mentioned here ) has been comprehensively updated, with lots of new information, including provid…
Wondering what different kind of bounces an ISP might give to you? Postmark put together this handy-dandy SMTP bounce example lookup tool. It's called the SMTP Field Manual …
I've been thinking about best practices for password reset emails lately. Instead of trying to re-invent a wheel that other folks have already capably designed, I'll just…
