http://msmvps.com/blogs/bradley/archive/2009/01/05/health-of-the-server.aspxOne of the recommendations that the migration docs say is to run some DNS tools to check the health of the server. Run the Windows Support Tools If your server is running Windows Server 2003 Standard Edition, you cannot use the Best Practices AnalyzerenCommunityServer 2008.5 SP2 (Build: 40407.4157)http://msmvps.com/blogs/bradley/archive/2009/01/05/health-of-the-server.aspx#1658694Wed, 07 Jan 2009 00:39:57 GMTd67277c4-116b-43f1-b688-e9ef184ea916:1658694admin<p>test</p> <div style="clear:both;"></div><img src="http://msmvps.com/aggbug.aspx?PostID=1658694" width="1" height="1">http://msmvps.com/blogs/bradley/archive/2009/01/05/health-of-the-server.aspx#1658645Tue, 06 Jan 2009 14:47:14 GMTd67277c4-116b-43f1-b688-e9ef184ea916:1658645Amy B<p>Preparing and testing the existing network is the MOST important part of migration. </p> <p>I would note that I do often see failures to resolve some or all of the root hint servers. This does not seem to create a problem, so long as everything else passes.</p> <div style="clear:both;"></div><img src="http://msmvps.com/aggbug.aspx?PostID=1658645" width="1" height="1">