API Appendix

For some functions like getDeliveryErrors() you may need to inform a bounce category. All available category errors are presented below:

 

Category key
Description
bad-configuration
messages rejected due to configuration issues with remote host, 5.X.X error
bad-connection
messages bounced due to bad connection issues with remote host, 4.X.X error
bad-domain
messages bounced due to invalid or non-existing domains, 5.X.X error
bad-mailbox
messages rejected due to bad, invalid, or non-existent recipient addresses, 5.X.X error
content-related
messages refused or blocked due to content related reasons, 5.X.X error
inactive-mailbox
messages rejected due to expired, inactive, or disabled recipient addresses, 5.X.X error
invalid-sender
messages bounced due to invalid DNS or MX entry for sending domain
message-expired
messages bounced due to not being delivered before the bounce-after, 4.X.X error
no-answer-from-host
messages bounces due to receiving no response from remote host after connecting, 4.X.X or 5.X.X error
other
messages rejected due to other reasons, 4.X.X or 5.X.X error
policy-related
messages refused or blocked due to general policy reasons, 5.X.X error
protocol-errors
messages rejected due to SMTP protocol syntax or sequence errors, 5.X.X error
quota-issues
messages rejected or blocked due to mailbox quota issues, 4.X.X or 5.X.X error
relaying-issues
messages refused or blocked due to remote mail server relaying issues, 5.X.X error
routing-errors
messages bounced due to mail routing issues for recipient domain, 5.X.X error
spam-related
messages refused or blocked due to spam related reasons, 5.X.X error
virus-related
messages refused or blocked due to virus related reasons, 5.X.X error
Menu Title