Articles.

Practical writing on the technology a business runs on. No jargon, and every claim has a source.

6 October 2026 4 min read SPF, DKIM and DMARC, explained without the jargon Three DNS records decide whether your email is trusted or sent to spam. What each one does, and the order to set them up in. Email Security

Prefer short lessons?

Knowledge Hub Short lessons that explain one thing properly. Search for a word, or pick a subject and read it through from the basics.

Tell us what needs sorting.

Book a call or send an email. We reply within one business day.

Schedule a consultation contact@onlytech.solutions