warmbox/docs/sprints/sprint-2.3.md

Sprint 2.3 — DNS and health checks

Status: Done

Backend

• POST /api/mailboxes/:id/dns-check — SPF/DKIM/DMARC via existing dns-check lib
• GET /api/mailboxes/provider-presets — SMTP/IMAP defaults for wizard and add-mailbox flow

Dashboard

• Mailbox detail: DNS check card with pass/warn/fail badges
• Campaign wizard step 4: compliance checklist preview
• Mailbox add flow supports provider presets

Verification

curl -X POST http://localhost:3000/api/mailboxes/{id}/dns-check \
  -H "x-api-key: $API_KEY"

Or use Run DNS Check on mailbox detail in the dashboard.