Country Filter module allows you to make distinctions according to the country where the users connect to your site. The distinction made by the country's IP address. IP addresses are added to the archive with a SQL file in about 5.2 MB in size. So add +1 to your database query is displayed by all the IP addresses for each user will be able to run up this feature. Likely to be loss of performance for large sites. IP addresses are downloaded from ip2location.com web site base on database of 01/01/2015.