Wednesday, February 18, 2009

Globalqueryblocklist Registry key

The globalqueryblocklist reg key contains list of host names whose name resolution to be blocked from querying.
Key Name: Globalqueryblocklist
Type: reg_sz
Default: Doesn't exists
Location: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\dns\parameters
Functionality: Specifies list of host names to be blocked from querying.
If a host name to be blocked from querying, then set the reg key to contain that host name.
The following shows blocking host name ""
reg add HKLM\SYSTEM\CurrentControlSet\Services\dns\parameters /v Globalqueryblocklist /t reg_sz /d "" /f
Relevant Posts:
Enable Global Query Block List on command prompt
Set QueryBlockList on command line


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