Localization of the Hosts file on Windows systems. XP, Vista, 7, NT, 2000, Me, 98, 95.

Windows XP Home/Vista/7

c:\windows\system32\drivers\etc\hosts

or

%systemroot%\system32\drivers\etc\hosts

Windows NT/2000/XP Pro

c:\ winnt\system32\drivers\etc\hosts

or

%systemroot%\system32\drivers\etc\hosts

 Windows 95/98/Me

c:\windows\hosts

or

%systemroot%\hosts