Just for testing, download and install the second highest antivirus update and check the release notes of the highest antivirus updates. Get the Suspicious DNS Query from it, then do a test.
For example, download and install 1594-2071 and check the release notes of 1595-2072. In the release notes of 1595-2072, search 'Suspicious DNS Query,' and you'll see results like:
Suspicious DNS Query (generic:akrqbqpgs
1 variants: net)
Now, run the following command on cmd nslookup akrqbqpgs.net to get the DNS Sinkhole Address.