If the issue isn't related to DNS, I'd try removing the computer from the domain by moving it to a workgroup, restarting it, deleting its entry in the Active Directory users and computers console, adding it back to the connections game domain, and relocating it to its proper spot in the A/D structure.

Review server logs (error logs and access logs) for slope more detailed information on what might be causing the issue. Server logs can provide insights into any server-related errors.

If the problem is not a DNS problem, I would try to remove the machine from the domain by adding it to a workgroup, rebooting the computer, erasing the computer's entry in A/D Users & Computers octordle re-enrolling the computer in the domain, and moving the computer from its default placement to its correct location in the A/D structure.