Gmail bounced everything the relay sent: three broken auth mechanisms and a silent OpenDKIM
Short answer: Three independent mechanisms were broken at once, and fixing any one of them changed nothing visible. The domain had no v=spf1 record…
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[Перевод] Self-hosted почта на arch linux, postfix, dovecot и let's encrypt
В этой статье я покажу, как настроить свой почтовый сервер для аккаунтов локальных пользователей без веб-морд, docker-ов, телеграм-помоек и LLM-высе…