Ptr records not updating
.================================================================= There are some misconceptions prompting fears that Scavenging will remove everything in your zone, includind servers.Please understand, the main thing that scavenging works on is the timestamp.=============================================================== When a client shuts down, and later returns past the lease time, it may get a different IP address.With the default settings, a duplicate A record gets registered by DHCP with the client’s new IP.If there is no timestamp, such as a manually created, static record, it will not get scavenged.Also, if all servers, including DCs, are automatically updating their own record, then there is no fear of losing their records, because for one, their records (timestamps) are current, therefore scavenging won’t touch them, and two, Windows Servers by default will update their records every 24 hours, with the exception of domain controllers at every 60 minutes.(Of course, you can prepare hand made script or something similar.) See discussion about this possibility.
Well, I thought it’s time for an update and to just offer a summary in the beginning, because in this day and age, no one wants to read!By default, the ACL gives Create permission to all members of the Authenticated User group, the group of all authenticated computers and users in an Active Directory forest.This means that any authenticated user or computer can create a new object in the zone.Also by default, the creator owns the new object and is given full control of it.Secure Dynamic Update Updating DNS Resource Recordshttps://technet.microsoft.com/en-us/library/ff631099(v=ws.10)How to configure DNS dynamic updates in Windows Server 2003. Using DNS servers with DHCP (Contains information on the Dns Update Proxy group and its usage) (WS.10)=============================================================== The credentials only need to be a plain-Jane, non-administrator, user account. Make sure ALL other non-DHCP servers are NOT in the Dns Update Proxy group.