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Roadmap

Managed DKIM

We rotate your DKIM keys automatically, so your domain stays secure without any work.

A DKIM key should not stay in use forever, but rotating it yourself is easy to forget. With managed DKIM we replace the key for you every six months, without interrupting your sending. New domains get it from the start, and existing domains can switch over with two CNAME records.

Done · Aug 2026

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We build Lettermint based on user feedback. If you're missing a feature or have an idea, let us know and we'll consider adding it to our roadmap.