This property returns a string which contains the ISO 3166-1
alpha-2 code for the country the external IP address is located in.
This is a two-letter country code established by the International
Organization for Standardization (ISO).
The SubdivisionCode property can be used to
determine the standard ISO standard code for a regional subdivision
(such as a state, province or territory). For example, if the IP
address is located in Los Angeles, California the CountryAlpha
property would return "US" and the SubdivisionCode
property would return "CA".