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Thabsareup's avatar
Thabsareup
Copper Contributor
Dec 13, 2023

Rebuild the _msdcs DNS zone

Hi Techs 

 

_msdcs DNS zone is missing from dns for a dc running server 2008 in the process of upgrading and discovered that. 

 

I have recreated it and restarted netlogon service now not getting it completely when checking only getting SOA and NS no dc, domains, gc, pdc displaying.

 

This prevents me to add a server to domain. 

 

Doing initial required tests

Testing server: Default-First-Site-Name\hostname
Starting test: Connectivity
The host 82372fa8-2891-4aa0-9ea2-c664f76a2c1b._msdcs.domain.com could not be resolved to an IP address. Check the DNS server, DHCP, server name, etc.
Got error while checking LDAP and RPC connectivity. Please check your firewall settings.
......................... hostname failed test Connectivity

 

Regards 

  • Before making changes or adding new domain controllers it is important to first confirm domain health is 100% via dcdiag, repadmin tools. If you needed assistance then please run     

       

    Dcdiag /v /c /d /e /s:%computername% >C:\dcdiag.log (run on PDC emulator)
    repadmin /showrepl >C:\repl.txt (run on **any** domain controller)
    ipconfig /all > C:\%computername%.txt (run on **EVERY** domain controller)


    Also check the domain controller ***System*** and ***Replication*** (DFS or FRS) event logs for errors since last boot. Post the ***Event Source*** and ***Event IDs*** of any found. (no evtx files)

    then put `unzipped` text files up on OneDrive and share a link.    

        

     

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