Hello,
Below are some steps and considerations that may help resolve the issue:
- Verify the SCEP URL
• Check the certificate enrollment configuration (whether via Group Policy, MDM settings, or other mechanisms) to make sure the SCEP enrollment URL is entered correctly.
• Notice that your URL uses a comma (“,”) between what appears to be a host identifier and “microsoftaik.azure.net.” Often, a period (“.”) is expected here. Confirm that the intended hostname is correct. If it should be
NTC-Keyld-61d19da22b4f88fee2aec41146dee86715d1ca15.microsoftaik.azure.net
instead of
NTC-Keyld-61d19da22b4f88fee2aec41146dee86715d1ca15,microsoftaik.azure.net
then correct the configuration.
- Check DNS Configuration
• With your system being on a local network that does not have Internet access, the configured SCEP URL may not resolve if it points to an externally hosted server.
• Ensure that if you need to use an external SCEP service, your DNS is set up correctly to resolve that name. Alternatively, if external access is not intended or possible, you may need to update the configuration to point to an internal certificate authority or SCEP server.
- Confirm the Certificate Enrollment Design
• Determine whether your environment is supposed to use this external SCEP service (for example, if you are using a cloud-based certificate authority via Intune or another MDM solution) or if it is misconfigured.
• If you are not intended to reach an external SCEP server, review your certificate auto-enrollment or MDM certificate profile settings and remove or adjust the reference to the external SCEP URL.
- Update or Patch the SCEP/Enrollment Configuration
• If this configuration was pushed via policy or a configuration tool, consider updating the settings so that they refer to a resolvable and reachable SCEP server.
• If you need to use certificate auto-enrollment but do not have Internet access, you might need to install and configure a local SCEP server or use an alternative certificate enrollment method appropriate for your network.
- Testing and Verification
• After making changes, run a manual certificate enrollment test on one of the affected computers to verify that it can now reach the SCEP server and retrieve the CA’s capabilities.
• Monitor the event logs to see if the error persists.
By following these checks and updating the configuration as needed, you should be able to remove the DNS resolution error during certificate enrollment. If the URL is simply a misconfiguration (for example, due to a typo or an unintended external reference), correcting it should resolve the error.
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