OID value: 2.5.4.6
OID description:
The Country Name attribute type specifies a country. When
used as a component of a directory name, it identifies
the country in which the named object is physically
located or with which it is associated in some other
important way.
An attribute value for country name is a string chosen from ISO 3166.
countryName ATTRIBUTE ::= { SUBTYPE OF name WITH SYNTAX PrintableString (SIZE (2)) SINGLE VALUE TRUE ID id-at-countryName }
See also the OID Repository website reference for 2.5.4.6