They are known as the "Big 3" for the reason that these domain name extensions are accessible to anyone, without restrictions, and are widely known throughout the cosmos. The second type of the top-level domain names are the Country-level top domains. It is noted that these types are generally under government control, with the purpose of adding level of toughness and stability that a third party might find tough to level. With such situation they were forced into a domain name auction for their own name. Since the domain name auction greatly involved some sorts of bids, it is noted that the maximum for bid for each domain name will be the amount that a certain network solutions is payable. But, there are some instances in the domain name auction in which the companies lose control of its name. And fortunately, this vehicle for determining who owns domain names is now available on the web and is open to be searched. So speaking of this vehicle for determining who owns domain names, it is important that you check the ownership of a domain name in the whois database of the great domain name companies on the web today like the Network Solutions and the Bettr-Whois. Changing Registered Domain Name Sometimes when we register our domain names, we do some transformations on it, maybe on the Domain Name System information or even to the registered domain name hosting. Such case is so common for many people, and in fact, many experts have recommended that we really do some changes on the registered domain names. However, many of the people today are still not aware of the nature of domain name extension and its types especially those who haven't heard anything about domain names. For such matter, it is indeed a nice idea to present some of the facts about the domain name extension and its types for the people to know what a domain name extension is and how it functions in the world of the internet. So, since the domain name and IP address are somewhat connected, I will be using the term "domain name IP address" in this article's sense. So please bear with me. Ah, but what is a domain name IP address? Or, an IP address in general? For your information, the acronym IP stands for Internet Protocol.