Email Bounce Codes
Posted: Sat Jan 04, 2025 5:28 am
Common Reasons for Email Bounce Codes According to a study by ReturnPath. an average of of all emails never reach the inbox—that’s out of emails! This makes understanding the reasons behind email bounce codes a critical skill for every email marketer. Let’s look at six common causes behind these unwelcome bounces Invalid Recipient Address This means that the email bounced back due to an invalid email address. This can be because of a typo or because the email account has been closed. Server Issues Temporary issues with the recipient's server. like it is down or overloaded. can cause an email to bounce.
These are typically soft bounces. as the problem may be resolved. and the email could be delivered later. Message Size Exceeded Emails have size limits. which include the message text and any attachments. If estonia phone number list the email exceeds this limit. it will bounce back. Domain Not Found If the domain of the recipient's email address doesn't exist. the email will bounce. This could be because of a typo in the domain or because the domain has been taken down. Content Filtering Sometimes. an email will bounce back if the content of the email triggers spam filters.
This can happen if the email contains certain words. phrases. or images that are commonly associated with spam. Recipient Mailbox Full If the recipient's mailbox is full and cannot accept any more messages. the email will bounce. This is typically a soft bounce. as the email might be delivered if the recipient frees up space in their mailbox. Enhanced SMTP Vs. Traditional SMTP Table of Traditional SMTP bounce codes are three-digit numbers indicating whether the delivery succeeded or failed. Enhanced SMTP bounce codes. however. are more detailed. giving a deeper insight into delivery failures.
These are typically soft bounces. as the problem may be resolved. and the email could be delivered later. Message Size Exceeded Emails have size limits. which include the message text and any attachments. If estonia phone number list the email exceeds this limit. it will bounce back. Domain Not Found If the domain of the recipient's email address doesn't exist. the email will bounce. This could be because of a typo in the domain or because the domain has been taken down. Content Filtering Sometimes. an email will bounce back if the content of the email triggers spam filters.
This can happen if the email contains certain words. phrases. or images that are commonly associated with spam. Recipient Mailbox Full If the recipient's mailbox is full and cannot accept any more messages. the email will bounce. This is typically a soft bounce. as the email might be delivered if the recipient frees up space in their mailbox. Enhanced SMTP Vs. Traditional SMTP Table of Traditional SMTP bounce codes are three-digit numbers indicating whether the delivery succeeded or failed. Enhanced SMTP bounce codes. however. are more detailed. giving a deeper insight into delivery failures.