You should self-host your mail (in 2026)
Summary
A blog post by Christian Haschek argues that self-hosting a mail server at home or on a VPS is feasible in 2026. It covers DNS and mail deliverability basics (SPF, DKIM, DMARC, MX), hosting options, and a privacy-focused approach to anti-spam using local LLMs with rspamd, plus maintenance considerations.