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Guides for running your own server

Practical write-ups on self-hosting apps, WordPress, mail and DNS — the parts that are easy to get wrong — plus notes from building Vexlyx.

• 2 November 2026 · 10 min read

  SPF, DKIM and DMARC on a Self-Hosted Server, Step by Step

  A step-by-step SPF, DKIM and DMARC setup for a self-hosted mail server: the exact records to publish, the OpenDKIM tables, safe defaults, and how to verify each one.

  EmailDeliverability

• 29 October 2026 · 7 min read

  Why Self-Hosted Email Lands in Spam — and How to Fix It

  A practical checklist for self-hosted mail deliverability: MX, SPF, DKIM, DMARC and reverse DNS, what each one proves, and the defaults that hurt you.

  EmailDeliverability