Domain Name Lookup Services Domain name lookup services are some of the common services for domain names today. Perhaps, it is for the reason that many people these days, especially those who wanted to look for available domain names on the web, are really into some of the available and offered domain name lookup services. With the presence of the domain name registrars, your desire for domain names will be made possible. But what really are domain registrars? In a most concrete identification, the domain name registrars are actually companies that register domain names for those who love to own a domain name. And for everybody to comprehend the real nature of domain name registrars and the nature of their work and their role in domain name registration, one must then learn about the ICANN or the International Corporation for Assigned Names and Numbers. For you to know who owns domain names, you need to type in the name of the domain name and the top level domain name such as .com, .net, .org, .biz and others and then click the search button. It is important to learn that if the domain name is in the whois database, the search results will show the contact information of the domain name holder so you will know who owns domain names. Speaking of drop list, this is a common support that most of the domain name auction companies provide for the auction process. In relation to the existing companies on the web today that offer services for auctions of those soon-to-expire domain names specifically create some divisions or classifications on their services. For further information, such mentioned domain name extensions are called as the "Big 3" for the reason that they accessible to anyone, without limitations, and now widely recognized in all parts of the globe. In terms of the a country by country basis since most countries now have a matching top level domain name, under which domain names are sold, the most common domain name extensions are based on two characters ISO country codes. 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. They are only international by agreement, thus they are just there by contract.