Follow these steps:
The following screenshots assume you are using a Windows DNS.
- Open your Domain Management (dnsmgmt) console. Right-click your Domain Server and select Properties.
- In the Properties tab, select Forwarders.
- The forwarders should be for All other DNS domains, and should have IP addresses for your upstream ISP provider. The ones above are for CenturyLink in Denver, CO.
- From a Command prompt, enter the following to confirm you are receiving an improved response: