Proper MIME prevents DKIM failures in Outlook

At Postmastery, we work for various ESPs and brands to optimise email delivery. Recently, one of our clients faced a mysterious DKIM failure when sending mail to domains.¬†(A generic explanation of what DKIM is and how it works is available on Analysing SMTP headers The first thing we did was to analyse the […]

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Categories: Authentication, General

Webinar PMTA insights

The Future of PowerMTA with Postmastery & Port25 On Tuesday 6 November, Postmastery and Port25 held a joint webinar. The webinar was a great success. Three panellists took part in an open conversation about the future of PowerMTA and the next steps. They answered questions from the PowerMTA community on topics that included: new developments […]

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Categories: General, PowerMTA