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Based on this article:
https://docs.microsoft.com/en-us/dynamics365/marketing/get-ready-email-marketing

If an email address is a hard bounce - Microsoft will stop sending to it for 6 months. We would like to see that list of email addresses that are not being sent to because they had a hard bounce - along with start date and end date. Ideally, it would be a segment.
Category: Email
STATUS DETAILS
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