1. Here are some steps you can take to diagnose and resolve issues with Active Directory DNS records not updating correctly:

• Verify that the DNS server is properly configured.
• Check if the client records are being replicated correctly across the different DNS servers.
• Validate the Active Directory security settings and permissions.
• Update the DNS zone and record information.
• Make sure that the DNS records reflect the proper IP address of the computer or device.

2. It may also help to restart the DNS server and flush the DNS cache.