@ECHO OFF
IF NOT "%OS%"=="Windows_NT" GOTO END
IF NOT EXIST %windir%\SYSTEM32\IPCONFIG.EXE GOTO END
IF NOT EXIST %windir%\SYSTEM32\NET.EXE GOTO END
IF NOT EXIST %windir%\SYSTEM32\SC.EXE GOTO END
IF NOT EXIST %windir%\SYSTEM32\REG.EXE GOTO END

:: 
::   MDGx Win10 Block Tools (10_BLOCK) for Windows 7/7 SP1/8/8.1/2012/10/2016  
:: 
:: Must see 10_BLOCK.TXT (included) for guidelines!
:: http://www.mdgx.com/10BLK/10_BLOCK.php
:: Or:
:: http://www.mdgx.com/10BLK/10_BLOCK.TXT
:: 
:: Run STOP!DNS.CMD + STARTDNS.CMD as Administrator:
:: 

IF NOT EXIST "%TEMP%\ST*.CMD" GOTO ADMt
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%TEMP%\STOP!DNS.CMD" /t REG_SZ /d "RUNASADMIN" /f >NUL 2>&1
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%TEMP%\STARTDNS.CMD" /t REG_SZ /d "RUNASADMIN" /f >NUL 2>&1
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility Assistant\Persisted" /v "%TEMP%\STOP!DNS.CMD" /t REG_DWORD /d 1 /f >NUL 2>&1
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility Assistant\Persisted" /v "%TEMP%\STARTDNS.CMD" /t REG_DWORD /d 1 /f >NUL 2>&1
:ADMt
IF NOT EXIST "%ProgramFiles%\AXCEL216\10_BLOCK\ST*.CMD" GOTO ADMp
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%ProgramFiles%\AXCEL216\10_BLOCK\STOP!DNS.CMD" /t REG_SZ /d "RUNASADMIN" /f >NUL 2>&1
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%ProgramFiles%\AXCEL216\10_BLOCK\STARTDNS.CMD" /t REG_SZ /d "RUNASADMIN" /f >NUL 2>&1
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility Assistant\Persisted" /v "%ProgramFiles%\AXCEL216\10_BLOCK\STOP!DNS.CMD" /t REG_DWORD /d 1 /f >NUL 2>&1
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility Assistant\Persisted" /v "%ProgramFiles%\AXCEL216\10_BLOCK\STARTDNS.CMD" /t REG_DWORD /d 1 /f >NUL 2>&1
:ADMp
IF NOT EXIST "%USERPROFILE%\Downloads\ST*.CMD" GOTO ADMu
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%USERPROFILE%\Downloads\STOP!DNS.CMD" /t REG_SZ /d "RUNASADMIN" /f >NUL 2>&1
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers" /v "%USERPROFILE%\Downloads\STARTDNS.CMD" /t REG_SZ /d "RUNASADMIN" /f >NUL 2>&1
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility Assistant\Persisted" /v "%USERPROFILE%\Downloads\STOP!DNS.CMD" /t REG_DWORD /d 1 /f >NUL 2>&1
%windir%\SYSTEM32\REG.EXE ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility Assistant\Persisted" /v "%USERPROFILE%\Downloads\STARTDNS.CMD" /t REG_DWORD /d 1 /f >NUL 2>&1
:ADMu

:: 
:: DNS Client Service caches Domain Name System names (DNS Cache) which slows down processing of large HOSTS with many IPs:
:: http://www.mdgx.com/hosts.php#N2
:: Bonus list of all known Microsoft servers one may wish to disable -> see "HOSTS" section:
:: http://www.mdgx.com/10BLK/10_BLOCK.php
:: Or:
:: http://www.mdgx.com/10BLK/10_BLOCK.TXT
:: Use with CAUTION!
:: 
:: Stop + Disable DNS Cache Service:
:: 

:: DNS Client caches Domain Name System names (DNS Cache service):
%windir%\SYSTEM32\SC.EXE CONFIG DNSCache START= auto >NUL 2>&1
ECHO Y|%windir%\SYSTEM32\NET.EXE START DNSCache >NUL 2>&1
:: DNS cache can be flushed *ONLY* if DNS Cache service is running!
START /WAIT %windir%\SYSTEM32\IPCONFIG.EXE /flushdns >NUL 2>&1
ECHO Y|%windir%\SYSTEM32\NET.EXE STOP DNSCache >NUL 2>&1
%windir%\SYSTEM32\SC.EXE CONFIG DNSCache START= disabled >NUL 2>&1

:: 

:END
:: EXIT