Hi ,

Can anyone know what this error about. i am unable to readd server to domain.

Note: This information is intended for a network administrator.  If you are not your network's administrator, notify the administrator that you received this information, which has been recorded in the file C:\Windows\debug\dcdiag.txt.

An error occurred when DNS was queried for the service location (SRV) resource record used to locate an Active Directory Domain Controller (AD DC) for domain "prod.contoso.com".

The error was: "DNS operation refused."
(error code 0x0000232D RCODE_REFUSED)

The query was for the SRV record for _ldap._tcp.dc._msdcs.prod.contoso.com