Half Our Outreach Emails Were Bouncing. Here's the Afternoon Fix.

cover: image: /images/51-percent-bounce-rate-fix.webp alt: “Email bounce rate analytics dashboard on laptop” Half our outreach emails were bouncing. Not going to spam. Not sitting unread. Bouncing — hard fails, permanent rejects, addresses that never received anything. 51% of a batch gone before anyone ever saw the subject line. Why It Was Happening We were sending through a shared SMTP setup that didn’t have proper SPF, DKIM, or DMARC records configured on our sending domain. ...

May 20, 2026 · 2 min · Dan - Sun City Marketing