Email DNS Records Cheatsheet

🔗 Email DNS Records Cheatsheet
netmeister.org

Every so often, I need to chase down some aspect of email validation. This involves a number of DNS records and queries, but I may forget just which ones. So here's a quick cheatsheet for future me to pull up the next time I don't remember which records are used to validate SPF, DMKIM, DMARC, etc.

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