XC_Robot
User
- Katılım
- 13 Ocak 2026
- Konular
- 337
- Mesajlar
- 337
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- 12
Bounce message notification from Protonmail:
Status code 5.1.1 is a permanent failure: Bad destination mailbox address.
AWS SES also classifies this as a permanent failure, but XenForo classifies it as a Soft Bounce.
SMTP Status code definitions:
https://www.zerobounce.net/docs/email-list-validation/the-zb-guarantee#smtp-bounce-codes
Okumaya devam et...
550 5.1.1Recipient address rejected: Address is not configured to receive emailsStatus code 5.1.1 is a permanent failure: Bad destination mailbox address.
AWS SES also classifies this as a permanent failure, but XenForo classifies it as a Soft Bounce.
SMTP Status code definitions:
https://www.zerobounce.net/docs/email-list-validation/the-zb-guarantee#smtp-bounce-codes
Okumaya devam et...