Tagged
deliverability
3 posts
- 01deliverability5 min read
Microsoft 365 Sender Requirements Are Now Enforced — Are You Compliant?
Microsoft now requires SPF, DKIM, and an aligned DMARC record to deliver bulk mail to Outlook.com and Hotmail. Who's affected, how it compares to the Google and Yahoo rules, and a checklist to confirm you pass.
- 02dmarc6 min read
The DMARC rollout playbook: none to reject without breaking mail
Moving from p=none to p=reject is where most DMARC projects stall — usually from fear of blocking legitimate mail. Here's a staged, evidence-driven path to full enforcement.
- 03deliverability4 min read
Yahoo & Google Sender Requirements 2026: SPF, DKIM, DMARC
The 2026 Yahoo & Google bulk-sender rules — SPF, DKIM, DMARC alignment, one-click unsubscribe, and the 0.3% spam-rate limit — in one checklist to confirm you comply.