Microsoft DNS is able to store records in Active Directory when running on a Domain Controller. The information is stored in a Binary Large Object (BLOB) called DNSRecord. No official maps for that attribute appear to have been published. The information below is a result of reverse engineering the contents of the attribute.
Michael Smith has a very pretty PowerShell script which uses the structures below, and a few more, to convert the DnsRecord attribute into a human readable format on his blog, Michael’s meanderings….