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dcdiag /test:dns

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Hello, My Server is starting extremely slow, takes about an hour to get to Ctrl + Alt + Del...

Exchange is not functioning, through research the last couple of days everything is pointing to DNS.

Performed DCDIAG /TEST:DNS Getting Delegations Failure


Directory Server Diagnosis


Performing initial setup:

   Trying to find home server...

   Home Server = myserver

   * Identified AD Forest.
   Done gathering initial info.


Doing initial required tests

  
   Testing server: Default-First-Site-Name\MYSERVER

      Starting test: Connectivity

         ......................... MYSERVER passed test Connectivity

Doing primary tests

  
   Testing server: Default-First-Site-Name\MYSERVER

  
      Starting test: DNS

        

         DNS Tests are running and not hung. Please wait a few minutes...

         ......................... MYSERVER passed test DNS

  
   Running partition tests on : ForestDnsZones

  
   Running partition tests on : DomainDnsZones

  
   Running partition tests on : Schema

  
   Running partition tests on : Configuration

  
   Running partition tests on : mybiz

  
   Running enterprise tests on : mybiz.us

      Starting test: DNS

         Test results for domain controllers:

           
            DC: myserver.mybiz.us

            Domain: mybiz.us

           

                 
               TEST: Delegations (Del)
                  Error: DNS server: win-ikk1drorimj.mybiz.us.

                  IP:<Unavailable> [Missing glue A record]

        
         Summary of test results for DNS servers used by the above domain

         controllers:

        

            DNS server: 128.8.10.90 (d.root-servers.net.)

               1 test failure on this DNS server

               PTR record query for the 1.0.0.127.in-addr.arpa. failed on the DNS server 128.8.10.90              
            DNS server: 2001:500:2::c (c.root-servers.net.)

               1 test failure on this DNS server

               PTR record query for the 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa failed on the DNS server 2001:500:2::c              
            DNS server: 2001:500:2d::d (d.root-servers.net.)

               1 test failure on this DNS server

               PTR record query for the 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa failed on the DNS server 2001:500:2d::d              
            DNS server: 2001:500:84::b (b.root-servers.net.)

               1 test failure on this DNS server

               PTR record query for the 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa failed on the DNS server 2001:500:84::b              
            DNS server: 2001:503:ba3e::2:30 (a.root-servers.net.)

               1 test failure on this DNS server

               PTR record query for the 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa failed on the DNS server 2001:503:ba3e::2:30              
         Summary of DNS test results:

        
                                            Auth Basc Forw Del  Dyn  RReg Ext
            _________________________________________________________________
            Domain: auroratech.us

               myserver                     PASS PASS PASS FAIL PASS PASS n/a 
        
         ......................... mybiz.us failed test DNS

I have changed the server name and domain name in this post, I am about out of ideas...


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