So speaking of the ICANN that plays a major part in the domain name registrars, it is necessary to know that it has two main responsibilities. One of those is to oversee the Domain Name System or DNS for the purpose of validating the division of the IP Addresses and domain names, verifying that each one is distinct. net, and a lot more. It is considered that a domain name extension is the top most part if the domain names under which all of the domains on the web are registered. To further create a vivid idea on the uses of a domain name extension, it is interesting to know that a domain name extension like .com is particularly intended for the commercial organizations. Given such fact, it is interesting to know that the domain name is understood as string of letters or numbers that is used to describe an IP address. This is the primary function of the domain name in the field 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. org, then you should be aware of that, for you to find the exact location of the site that you are looking for. So, for example, you want to locate the exact site for Passion Up, so then just enter it with the correct domain name which is passionup.com, or if you want to go for the FBI's web site, and then be aware that the domain name for them is fbi. 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. 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. Then next in line are also known as the Country-level top domains that are masquerading as something else.