Deliverability — Deliverability: Ensuring Emails Land in the Inbox
3 A's · Pillar 3 · Group 5 · Course 1/6
Fundamentals · Email
Deliverability
3 A's · Course 1 of 6
Deliverability: ensuring emails land in the inbox
How it flows
How email works → What gets blocked → How to stay clean
What you'll work through
Architecture — DNS, SPF, DKIM, DMARC — the technical foundation of inbox delivery
Alerts — Spam triggers, blacklists, and reputation signals that hurt deliverability
Audits — Regular checks to monitor sender reputation and inbox placement
Key questions answered
- What technical setup do I need so my emails actually reach the inbox?
- What mistakes and signals cause my emails to land in spam?
- How do I monitor my sender reputation and catch deliverability problems early?
Where this fits
Course 1 of 6 in the Email group of the Fundamentals pillar.
Other courses in Email:
Need more help?
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