Pick a conversation, or a new one.
Each domain needs: (1) verified for sending in Resend, (2) Receiving switched on for it in Resend, which shows an MX record, (3) that MX record added at your DNS host. Mail to any address on the domain then lands here.
Inboxes appear automatically when mail arrives. Add one here to compose from it first. Alerts go to .
An address, or @domain for everyone there. Blocked mail is kept in the Blocked view and never alerts.