SPF Record Syntax: Mechanisms, Qualifiers, Modifiers, and Macros
By meysamazad · 2026-08-03 · 25 points · 7 comments
https://dmarcguard.io/blog/spf-record-syntax/
By meysamazad · 25 points · 7 comments · on Hacker News, read on BetterNews.
Open the full discussion on BetterNews