Permanent (5xx)
SES: OnAccountSuppressionList (Permanent)
Blocked by SES account-level suppression list
Same mechanism as SES: Suppressed - the address is on your AWS account's suppression list from a prior bounce or complaint.
Common causes
- Prior permanent bounce or spam complaint from this recipient.
What to do
- →Leave suppressed. If you believe this was added in error, review the original bounce/complaint event before manually removing it.