Hi. we have at least now, 2 domains sending or replying to emails sent by one of our users and we dont see it come. I dont know where to start troubleshooting because i dont see their replies hitting our filter. The odd thing is that they dont get any errors/NDR either. Its like the email went out from their client and then gone..
I have verified that our domain is not listed on any popular spam databases. We also have a Barracuda Spam filter.
Try running the Exchange Connectivity Analyzer - sometimes it can identify inbound issues you may not be aware of.
In instances where we have trouble contacting
More than 75% of all records are compromised because of the loss or theft of a privileged credential. Experts have been exploring Active Directory infrastructure to identify key threats and establish best practices for keeping data safe. Attend this month’s webinar to learn more.
In this video we show how to create a Distribution Group in Exchange 2013. We show this process by using the Exchange Admin Center.
Log into Exchange Admin Center.: First we need to log into the Exchange Admin Center.
Navigate to the Recipients >>…