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Suppressions

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Transactional Email Service automatically suppresses sending messages to email addresses that have too many delivery errors. This helps reduce your delivery error rates and improves your domain reputation and deliverability.

Suppressions are created based on bounce classifications and expire automatically according to the bounce classification type.

Suppression Duration by Classification

Classification Duration
PolicyRelated no suppression
QuotaIssues 7 days
AuthenticationFailed 7 days
ProtocolErrors 7 days
TransientFailure 7 days
RoutingErrors 7 days
InactiveMailbox 30 days
BadDomain 30 days
InvalidRecipient 30 days

Manual Removal

While not recommended, you can manually remove suppressions from this page if you believe an email address should not have been suppressed.