Windows : Change DNS update frequency in Active Directory

By | August 2, 2018

If you are not satisfied with the refresh rate of DNS within your active directory environment, there is a way of forcing it by increasing or decreasing the default setting in the registry.

First of all, there is a command to find out your curent settings :

It should output something similar to :

It you want to change this to a different value, simply open the registry editor (regedit.exe) and browse to the following :

HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ DNS \ Parameters

Change the value of “dspollinginterval” as you see fit (the value should be in seconds).