Currently it is not possible to filter a marketing email’s errors by the respective errors. For instance, we cannot filter the Not sent errors by Recipient email server issue or Previously hard bounced.
It’d be great to further filter these error messages to better manage suppression email lists.
This is needed! This is such a crucial piece of information that could help keep companies from emailing into spam filters. After learning about this field it besically means that the intended customer server is reporting a DNS issue which ulitmely means that the company is not accpeting your emails any longer. By us not being able to create a report or a list with this field, it does marketers a disservice to ensure we’re emailing the correct contacts/companies.