Announcement: Gmail and Yahoo's new requirements for email senders
1. Deploy at least SPF and DKIM during domain verification.
2. Your sending domain or IPs have valid reverse DNS records.
3. Keep spam rates below 0.3% (According to Postmaster Tools)
4. You shouldn’t use a free email address (@gmail, @googlemail, @yahoo, etc) as a Sender.
SPF or DKIM email authentication required
Spam rates reported in Postmaster Tools below 0.3%
Message format adheres to RFC 5322 standard. (No duplicate email header)
No Gmail/Yahoo Impersonation in FROM headers (Gmail/Yahoo setting DMARC Quarantine policy)
Email Forwarding requirements
SPF and DKIM email authentication required
Ensure valid forward and reverse DNS records
Spam rates reported in Postmaster Tools below 0.3%
Message format adheres to RFC 5322 standard. (No duplicate email header)
No Gmail/Yahoo Impersonation in FROM headers (Gmail/Yahoo setting DMARC Quarantine policy)
DMARC email authentication for your sending domains
From: header must be aligned with either the SPF domain or the DKIM domain
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Best Regards,
Support Team
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Technical Support Department