Miguel Grinberg 3/6/2026

How to Host your Own Email Server

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This detailed tutorial explains the process of hosting a personal email server to send account-related emails from a web application. It covers the high-level design focusing on SMTP with Postfix, essential DNS configurations (SPF, DKIM, DMARC), and a simple email forwarding setup for receiving messages, providing a practical alternative to third-party email services.

How to Host your Own Email Server

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