The Internet Corporation for Assigned Name and Numbers, or ICANN, coordinates the domain name system globally. ICANN was created in 1998 to perform various Internet administrative tasks previously done by a range of bodies including universities, private companies and the U.S. government. These tasks involve ensuring the domain name system functions properly and that individuals and companies can easily obtain and use domain names for their lawful purposes. We asked Jason Keenan, Media Advisor with ICANN, how it all works. PeC: How is it that someone located in, say, Asia types Practicalecommerce.com in a web browser and our site appears? Keenan: Well, your website resides on a specific computer that is attached to the Internet. That computer is automatically assigned a unique number, called an Internet Protocol or IP address. Someone in Asia, or anywhere else, could type your IP address in the browser and your site would appear. But, the fact is that Practicalecommerce.com is...

Read the complete post at http://www.practicalecommerce.com/articles/703/Interview-ICANN-Official-On-The-Domain-Name-Infrastructure/