Turn off IDN encoding

Specifies whether the DNS client should convert internationalized domain names (IDNs) to Punycode when the computer is on non-domain networks with no WINS servers configured.

If this policy setting is enabled, IDNs are not converted to Punycode.

If this policy setting is disabled, or if this policy setting is not configured, IDNs are converted to Punycode when the computer is on non-domain networks with no WINS servers configured.

Supported on: At least Windows Server 2012, Windows 8 or Windows RT
Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Microsoft\Windows NT\DNSClient
Value NameDisableIdnEncoding
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

dnsclient.admx

Administrative Templates (Computers)

Administrative Templates (Users)