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No more replies from the author, the issue seems to be solved
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No more replies from the author, the issue seems to be solved

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in the Exchange queue find the message and don't send it.<br />
the dns nslookup on the srvmail respond with the error unknow.<br />
on the server dns respond wth the correct name
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in the Exchange queue find the message and don't send it.
the dns nslookup on the srvmail respond with the error unknow.
on the server dns respond wth the correct name

exchange 2013 dns query refused

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.

Exchange

The Domain Name System (DNS) is a hierarchical, globally distributed system responsible for associating the name of a computer, service or other resource into an IP address for connecting to the Internet or a private network. Most prominently, it translates domain names to the numerical IP addresses needed for the purpose of computer services and devices worldwide.

Active Directory (AD) is a Microsoft brand for identity-related capabilities. In the on-premises world, Windows Server AD provides a set of identity capabilities and services, and is hugely popular (88% of Fortune 1000 and 95% of enterprises use AD). This topic includes all things Active Directory including DNS, Group Policy, DFS, troubleshooting, ADFS, and all other topics under the Microsoft AD and identity umbrella.