Authentication Setup Guide

Configure SPF, DKIM, and DMARC for your sending domains

1. CloudMails Handles This Automatically

CloudMails automatically configures SPF and DKIM for your sending domains. When you add a domain in the dashboard, you receive the exact DNS records to add.

✓ Check Your Dashboard

Navigate to Settings → Sending Domains in your CloudMails dashboard. CloudMails provides exact DNS records for your specific setup.

Manual Setup Reference

If you need to configure manually, here are the records:

SPF Record

1Add TXT Record

  • Type: TXT
  • Host: @ (or your subdomain)
  • Value: v=spf1 include:_spf.cloudmails.eu ~all

DKIM Record

1Add TXT Record

  • Type: TXT
  • Host: cloudmails._domainkey
  • Value: (From your CloudMails dashboard)

DMARC Record

1Add TXT Record

  • Type: TXT
  • Host: _dmarc
  • Value: v=DMARC1; p=none; rua=mailto:dmarc@yourdomain.com; pct=100

Verification Commands

# Verify SPF nslookup -type=TXT yourdomain.com # Verify DKIM nslookup -type=TXT cloudmails._domainkey.yourdomain.com # Verify DMARC nslookup -type=TXT _dmarc.yourdomain.com

DNS Propagation

DNS changes can take up to 48 hours to propagate globally. Most changes take effect within minutes, but allow up to 48 hours before troubleshooting.