Country blocking enables webmasters to control traffic entering their website from certain countries. The need to block countries, if any, will vary depending on the type of website you operate.

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Country Detection

Country blocking is a very common method used by websites everywhere. Information associating IP addresses to countries can be found in many online databases, both free and paid. Online merchants may detect which country you are connecting from to determine if they can sell you goods or services. Sometimes a website may redirect you to a country-specific version of their website if they can detect you are from that region. Whatever the case may be, country blocking has a lot of utility.

Take, for example, a forum or bulletin board that is overrun with spam. Country blocking could allow the webmaster to restrict access from countries that have proven to be problematic. Perhaps users from these types of countries must pass through an additional set of verification.

Country detection is also be a valuable source if intelligence for fraud systems, especially when conduction online transactions.

Implementing Country Blocking

Although very useful, country blocking is tricky to implement and test. The first step is to find an accurate IP 2 country database. Maxmind is a popular choice and offers a free country database that is fairly accurate to the country level.

Implementation can be done in various ways and depends on the specific needs of the site. It's also helpful to arm yourself with the necessary information about what countries need to be blocked and why. Why serve traffic to countries that have proven to be abusive when you can save your website's valuable resources for the visitors you do want?

Although the idea of blocking an entire country may seem extreme to some, it is a commonly used practice. Whether you are looking to put an end to existing problems or prevent future ones, country blocking has a permanent place in the toolbox for many.

The best all-in-one solution for blocking countries is Blocked. Country blocking is a free feature of the Blocked software. Blocked also updates itself with the latest Geo IP information, powered by the MaxMind GeoLite country database.