An ultimate guide to Postfix + Dovecot IMAP server with complete SPF, DKIM and DMARC support and additional instructions for a multi-domain setup

In this guide, domain.com will be your root domain and mail.domain.com will be the hostname of your mail server

• An ultimate guide to Postfix + Dovecot IMAP server with complete SPF, DKIM and DMARC support and additional instructions for a multi-domain setup
  • 0x01 Adding DNS records
  • 0x02 Set hostname
  • 0x03 Verify DNS resolution
  • 0x04 Get SSL certificate
• 0x05 Install and configure Postfix