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Seatrobot uses Amazon Web Services (AWS) as its email send provider. For every email sent through Seatrobot, we receive a confirmation of send from AWS. For any email that bounces, we receive an explanation of the reason for the bounce. There are a number of reasons an email may bounce. These reasons are split into two main categories: Permanent Bounces and Temporary Bounces.
Permanent Bounces
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These include:
bounces due to expired, bad or unreachable email addresses, or
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Seatrobot immediately declines the invite for these bounces in an event and marks the contacts as 'Permanent'. Once marked as Permanent these email addresses cannot be added to future events unless the email address is changed.
Temporary (transient) Bounces
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These have bounced usually because:
there is some temporary issue with the recipient's mail box (it's full, the message was too large, attachments were not accepted etc.),
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