oyhh335

## Setting up Postfix on Debian.md

      
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                oyhh335
                / Setting up Postfix on Debian.md
            
            
              Created
              October 19, 2025 08:38
                — forked from howyay/Setting up Postfix on Debian.md
            
              
                A guide to set up a Postfix + Dovecot IMAP server with complete spf, dkim and dmarc support.
              
          
    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