Domain Controller Dns Settings Best Practice 2012

Never use the loopback address 127 0 0 1 as an entry in the dns settings.

Domain controller dns settings best practice 2012. It is possible to install dns on servers which are not dcs including non windows servers but installing dns on dcs allows the use of ad integrated lookup zones see below which improve security and simplify zone replication. Windows server 2012 dns best practices. I have recently inherited a three domain forest one root domain and two child domains that are running server 2008 r2 dc s. Here is a photo of how a simple network card configuration should look on a windows server 2012 box that does double duty as a domain controller and a dns server.

9 minutes to read. This is also microsoft s recommendation. Greg november 18 2012 at 12 13 am if multiple dc that s the dns servers are in environment recommendation to have all dcs point to another remote dc s ip address as preferred dns and then point to it s private ip address as an alternate dns. Nic settings of windows server 2003.

Best dns order on domain controllers. The dns server denies requests from the computers that are not part of the domain. If you do a search on your own you will come across various answers but the majority recommends the configuration below. I have recently started the process to get the dc s up to 2012 r2 and have built two vm s in each domain and promoted them to dc.

I ve seen lots of discussion on this topic. There were no issues for resolving names within the domain. The new 2012 servers also have dns installed and i want to make sure all the dns config is correct. Dns settings of a single domain controller in active directory site.

19 thoughts on best practices for dns settings on dc and domain members. This was kosher back in the day but modern windows networks do not like to see this. Finally whichever scheme you use for configuring dns server settings on domain controllers in your active directory environment you may want to also conduct a test to see what happens if all of the domain controllers in a site are suddenly shut down either gracefully or by an abrupt power failure. In my case here is what i had for dns on my windows server 2003 dc before introducing windows server 2012 r2.

Best practices for dns client settings in windows 2000 server and in windows server 2003. The recommendations in this article are for the installation of windows 2000 server or windows server 2003 environments where there is no previously. Since it was the only one dns server in the domain it was using its loopback ip address as preferred dns server. This article describes best practices for the configuration of domain name system dns client settings.

I ve actually heard a report of an organization that had two domain controllers in their.