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Resend

Resend

Transactional Email Service

Add a Resend domain and let Naucturne write the DNS setup, verify the domain and create your application's sending key.

Screenshot of the Resend integration in Naucturne

What Naucturne does with Resend

Domain in one click

The sending domain is created at Resend from the wizard.

DNS written for you

SPF, DKIM and DMARC are written to your zone managed in Naucturne.

Sending key

Generate a send-only key to paste into your application.

Verification

Trigger and follow Resend verification from the app.

How to connect

  1. 1In Resend: API Keys, create a full-access key.
  2. 2In Naucturne: Integrations & Import → Mail server → Resend, paste the key.
  3. 3From a DNS zone, start "Transactional Email Service" and choose Resend.

Scope and limits

  • Transactional email is included from the Pro plan.
  • Automatic writing requires a zone managed by a connected DNS provider.

Frequently asked questions

Is the sending key different from the API key?

Yes: the API key manages the domain, the sending key can only send.

Is Resend available on the Free plan?

The key can be saved, but domain setup is included from Pro, and during the trial.

Ready to take back control of your servers?

Enjoy a 14-day free trial, no credit card required, then choose the plan that fits your team. Per-seat billing, adjustable anytime.