DNS Not Resolving

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i have dns entry not resolve, nslookup list name, cannot ping , forth, every other entry in zone resolves except one. important dns entry resolves exchange certificate external internal name. 

example: nslookup mail.contoso.com = blank

any other address resolves, have recreated it, restarted dns services, restarted server, registered dns.

any suggestions?

do see both host , aaaa records on dns server? posting unedited ipconfig /all of dc , problem client may help. might try rebuilding tcp stack, then delete and aaaa records, ipconfig /registerdns

https://support.microsoft.com/en-us/kb/299357

 

 

 

regards, dave patrick ....
microsoft certified professional
microsoft mvp [windows]

disclaimer: posting provided "as is" no warranties or guarantees , , confers no rights.



Windows Server  >  Windows Server 2012 General



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