Just looked in the registry. Perhaps you can backup the information in -
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains
and in
HKEY_USERS\S-x-x-xx-xxxxxxxxx-xxxxxxxxxx-xxxx\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains
You'll notice all your sites that you allow cookies.
