Compliance & Industry Updates
Stay current on Gmail, Yahoo, and Microsoft bulk sender requirements and email regulations.
4 articlesWhat are the 2024 Gmail and Yahoo bulk sender requirements?
Gmail and Yahoo now require SPF, DKIM, DMARC, one-click unsubscribe, and low spam rates for senders over 5,000 emails/day.
Updated March 11, 2026What is RFC 8058 and why does it matter for bulk email senders?
RFC 8058 defines the one-click unsubscribe header now required by Gmail and Yahoo. Non-compliant emails face spam filtering or rejection.
Updated March 10, 2026What are Microsoft Outlook's 2025 bulk sender requirements?
Starting May 2025, Microsoft requires SPF, DKIM, DMARC, and one-click unsubscribe for Outlook.com, Hotmail, and Live.com senders.
Updated March 11, 2026What changed in Yahoo's April 2025 deliverability update?
Yahoo shifted from IP-based to domain-focused filtering in April 2025, disrupting deliverability across all major sending platforms.
Updated March 10, 2026