This site is already in the local intranet zone – but not displaying in IE

Before rebuilding the user profile on the machine, remove the domain from the registry, then add back from Internet Explorer.

Machine:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains

User:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains