Posts tagged: gmail
Google Workspace SPF Record: What Docs Don't Tell You
The exact Google Workspace SPF record to publish, third-party sender combos, the DNS lookup math, and ~all vs -all under RFC 7208.
Google, Yahoo & Microsoft DMARC Requirements
Google, Yahoo, and Microsoft now require DMARC for bulk senders — including Gmail's 2025 SMTP rejection escalation. See the full compliance checklist.