In fact, when we do certain domain name registration, we are often required to choose what domain name suffix we want, and we are required to type in the accurate domain name with its appropriate domain name suffix. However, even if the domain name suffix is there since the birth of the concept for domain name, many people are still not aware about the nature of the domain name suffix. In terms of a country by country basis, the common domain name extensions are based on the two-character ISO country codes and this is for the main reason that many countries offered these kinds of domain name extensions. Among such kind of domain name extensions is the .fr for France, .jp for Japan, and so on and so forth. But due to the rapid functioning and impact of the domain name, several types of domain name extensions are now used and applied, thus the once handful selection of the domain name extensions are now a handful of handfuls domain name extensions. But what then are domain name extensions? The domain name extensions are basically a top-level domain names such as . Generally, the ICANN has particular criteria for the domain name registrars' accreditation. It is commonly noted that once the domain name registrars are accredited, it is then a duty of the domain name registrars to sign a contract and agree to bear by the ICANN's guidelines and procedures. The next role of the domain name registrars that is involved in the process is the Registries. Given such fact about the generic domain name to which the dot edu domain name belongs, it is therefore understandable that the dot edu domain name is such that defines an entire category of business and with the dot edu domain name, that business would be the "educational" business. And speaking of the generic domain names to which the dot edu belongs, it is considered that as many of the domain name extensions have been approved today, many companies have gone on to create successful brands based on a generic domain name, and these domain names tend to be very important. This explanation alone led to the association between the two and thus being identified as a domain name IP address. With the domain name IP address, you have the freedom to type either the domain name or the IP address into a web browser and you will definitely see the same page. It is for the reason that when you type a domain name into the web browser, the Internet Service Provider or ISP will then search the associated IP address in their Domain Name System server.