deliverability
2 posts
2 posts
deliverability7 min read
SPF, DKIM, DMARC alignment: why your green checkmarks can still lie
SPF and DKIM can both pass while DMARC alignment quietly fails. How to read your Authentication-Results header and confirm the From domain actually aligns.
deliverability6 min read
What Google's bulk sender rules actually ask of cold emailers
SPF, DKIM, DMARC alignment, one-click unsubscribe, spam under 0.10%: Google and Microsoft now enforce the same bulk bar. The checklist, and the two gotchas.
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Self-host it with your own keys, and keep the decision about what leaves with people. Pre-release: the installer brings up the upstream warmbly release until SalesOS publishes its images.