When one link in the chain fails, records may stop getting updated or may even get removed altogether inadvertently!Imagine if an important server's DNS A record suddenly gets changed to the wrong IP. DDNS can sometimes go on a walkabout and it's important to know where to start troubleshooting if this happens.
Dhcp is not updating dns rudating net
When DDNS is working properly it's wonderful, but when it fails it can sometimes turn into a major pain to troubleshoot.
If you're not familiar with how DDNS and AD work together, you may not realize just how many moving parts there are with this product (check out Understanding Dynamic Update from Technet to learn more).
Let's demonstrate a typical troubleshooting scenario that you may come across with DDNS.
You just replaced a computer; the old computer is off the network and had held the DHCP IP address of 192.168.0.10.
The main reason for this has been that the computer’s DNS server was not pointing to the domain controller.
NOTE: These instructions are designed for the experienced individual; this is not a beginners page.
How can the DHCP be configured to refresh the DNS records after a given time interval?
Microsoft Dynamic DNS (DDNS) is a wonderful feature.
(Obtained as is from: The steps in this post shows how to configure the DHCP server to automatically update the DNS records when giving out a new lease to a client computer.