saas vendor
SendGrid (Twilio)
Mail API deprecations and sender-authentication requirement changes.
Resolves from: @sendgrid/mail, sendgrid
Tracked changes
1- Source ↗DeprecationAction requiredApprox. date
Sender authentication (SPF/DKIM) required; unauthenticated sending restricted
Following Gmail/Yahoo bulk-sender rules, SendGrid tightened sender-authentication requirements; unauthenticated or non-compliant sending is throttled or blocked. Verify domain authentication.
published 2023-12-01 · sunsets 2024-02-01
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