What to do
- Wait, or reach the recipient another way.
How it appears in a bounce
450 4.2.2 Mailbox full (temporary)Paste the full bounce into the decoder — it finds every code and recipient and says what to check.
SMTP 4.2.2 Mailbox full (temporary)
The recipient’s mailbox is over quota; the server will keep trying for a while.
4.2.2
- Class
- 4xx · Temporary failure
- Retried?
- Yes, the sending server retries
- Defined in
- RFC 3463