Domain server

The Active Directory domain controller for the domain could not be contacted

When connecting to a domain or changing the computer name, if you get An Active Directory Domain Controller (AD DC) for domain “domain-name.com” could not be contacted error, here are some troubleshooting tips and tricks to fix this problem. It may appear due to a typing error or other internal issues. Either way, you can fix it by following these guides. The full error message says:

An Active Directory Domain Controller (AD DC) for domain “domain-name.com” could not be contacted.
Make sure the domain name is entered correctly.
If the name is correct, click Details for troubleshooting information.

the Details menu does not always help you fix the problem, and that is why you should follow these tips and tricks to get rid of it.

An Active Directory Domain Controller (AD DC) for the domain could not be contacted

To repair an Active Directory Domain Controller (AD DC) for the domain could not be contacted, follow these steps:

  1. Check ping status
  2. Add domain controller IP in DNS list
  3. Do not use public DNS
  4. Start DNS Client Service
  5. Join the device to the local Active Directory domain

To know more about these steps in detail, you need to keep reading.

1]Check ping status

This is probably the first thing you should check to make sure the domain is currently online or not. If the domain does not suit you, you cannot connect to it by any method. Therefore, follow these steps to check whether you can get a positive ping result or not:

  • Hurry Win + R to open the Run prompt.
  • Type ordered and press the Walk in button.
  • Type ping domain-name.com and press the Walk in button.

If it shows ping results with multiple and continuous responses in the command prompt window, you can continue with other solutions.

2]Add Domain Controller IP

An Active Directory Domain Controller (AD DC) for the domain could not be contacted

The host and all other computers must carry the same DNS servers to be connected to a domain controller. However, the computer displays the aforementioned error message; this is probably due to bad DNS servers. To confirm this, follow these steps:

  • Hurry Win + R to open the Run dialog box.
  • Type ncpa.cpl and hit it Walk in button.
  • Right click on the ethernet and select Properties.
  • Double click on the Internet Protocol Version 4 (TCP/IPv4).
  • Make sure you have the right one IP address, subnet maskand Preferred DNS Server.
  • If not, ask your administrator to provide the correct information and enter it accordingly.
  • Click it OKAY button to save changes.

After that, you should be able to ping the domain and connect to it.

3]Do not use public DNS

Using public DNS will create more conflicts when trying to connect to a domain. Many people often tend to use public DNS instead of Preferred DNS server and Alternate DNS server.

You must use the DNS server provided by your administrator. If you are the administrator, you should use the DNS server details the same as the domain controller or host computer.

4]Start DNS Client Service

An Active Directory Domain Controller (AD DC) for the domain could not be contacted

The DNS client service must be running in the background in order to use any DNS server on your computer. If by any chance it is disabled or stopped, you may encounter this issue. Therefore, follow these steps to verify that the service is running:

  • To research services in the taskbar search box.
  • Click on the individual result.
  • Search the DNS client service and double click on it.
  • If the status is Stoppedclick it To start up button.
  • Click it OKAY button to save the change.

After that, restart your computer to check if it fixes the problem or not.

5]Join the device to a local Active Directory domain

An Active Directory Domain Controller (AD DC) for the domain could not be contacted

When you try to add a work or school account, it offers an option to directly add or join the device to a local Active Directory domain. You can use this option to solve your problem. To do this, follow these steps:

  • Hurry Win + I to open Windows Settings.
  • Go to the Accounts section and click on the Getting to work or school menu.
  • Click it Relate button.
  • Click on the Join the device to an on-premises Active Directory domain option.
  • Enter the domain name and click on the Following button.
  • Enter the administrator username and password.
  • Enter the account information and choose the Type of account.
  • Restart your computer.

After restarting, your account and computer should be added to the domain without receiving the error message mentioned above.

How do I fix my domain controller’s DNS?

To resolve the domain controller DNS issue, you need to enter the correct DNS server details in the Network connections sign. You shouldn’t use public DNS either.

How to connect AD domain controller?

To connect to an AD domain controller, you must enter all the correct DNS servers in the Network connections sign. Second, you can open the System properties panel, click the Switch button, go to Domain and enter the domain you want to connect to.

That’s all! Here are some working solutions to fix AD domain controller problem.

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An Active Directory Domain Controller (AD DC) for the domain could not be contacted