FAQs in this section
What is a bounce message and error code?
What are different bounce categories?
What are the different error codes?
What are the different traditional bounce codes?
What are the different enhanced bounce codes?
Can I customize the bounce messages?
I need a detailed report regarding a bounce message. How can I get it?
What is a hard bounce?
What is a general bounce?
What is a 'DNS failure' error?
What is a 'Mailbox full' error?
What is a 'Message too large' error?
What is a 'Mail block - relay denied' error?
What is a 'Mail block - general' error?
What is a 'Mail block - spam detected' error?
What is a transient bounce?
What is a 'Bounce - no email address returned' error?
What is a challenge or response bounce?
Table of Contents
The recipient has installed software as an anti-spam measure that only accepts email from previously authorized senders. If the software does not know the sender, a challenge email is returned, requiring a specific action before the original email is sent to the recipient.
To know more about Email Bounces and Error Codes, click here.
To know more about Email Bounces and Error Codes, click here.
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