Why don't ESPs warn you, when you're putting your email together, when you're about to send the test message, if DMARC is going to fail? It was perhaps considered optional in the pas…
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Or...everything old is new again? Or something? Anyway, seedlist-based inbox testing has been around for a while. Pivotal Veracity was offering it up a good twenty years ago. Its…
Need a fake SMTP server for testing? Chadwan Pawar of PostBox Services suggests Mailhog . It's an open source SMTP server that captures all mail and gives you a visual dashbo…
