Domains Registration Glossary

Learn the definitions of the most common terms of the Domain Name System. This glossary includes definitions for ICANN, IP and TLD and many others.

Glossary for Common Web Domain Terms:

128-Bit Encryption: High level of data encryption with only 1 correct key out of 2128 options.

Central Registry: Clearinghouse for domain names.

Deletion: Once a domain expires, it is placed in a deleted pool for 30 days.

Domain Name: Alphanumeric name for one or several IP addresses owned by the same individual, organization or corporation. It is recognizable to humans.

Domain Name System: DNS is alphanumeric human language system for organizing websites.

Email Forwarding: Use of your domain name as the route for electronic messages.

Expiration: When a domain name registration expires, the website might be functioning for up to 30 days. After that the domain will be terminated and the site will no longer work.

File Transfer Protocol: FTP is a set of guidelines for moving files on computers and the Internet.

Host Record: Web host directs computers through the servers to the website location.

Hypertext Transfer Protocol Secure: HTTPS site promises a safe and secure transmission of data on a computer network.

Internet Corporation for Assigned Names and Numbers: ICANN is the non-profit corporation that controls the distribution of websites.

Internet Protocol: IP is set of rules allowing for computers to communicate on the World Wide Web.

Internet Protocol Address: IP Address is the numerical location for your website created by 4 sets of numbers (1 to 255) for each group. It is recognizable to computers.

Name Server: Computers, networks and software that translates domain names into IP addresses to rout users to the proper location.

Parking: Registration of domain name without the immediate creation of a website.

Redemption Period: After a domain has expired it goes to a sort of "limbo" area in the Central Registry where it cannot be claimed or used for about a month. After that redemption period, the domain name is once again available "first-come, first-served."

Registrant: Owner of the domain name.

Registrar: Organization or company that holds domains to be sold to the public.

Registration: Paying fee for the ownership rights to a website.

Renewal: Previous owner can re-register same domain after it has expired.

Second Level Domain: SLD is the section of the domain name to the left of the "." symbol.

Secure Socket Layer: SSL is the encryption method that scrambles data to hide the Web browser and server.

Third Level Domain: This is to the immediate left of the Second Level Domain.

Top Level Domain: TLD is the root directory to the right of the "." symbol. The ".com" stands for commercial, ".edu" is educational and ".gov" is government.

Transmission Control Protocol: TCP is one of the primary ways computers communicate on the Internet.

Uniform Resource Locator: URL is the standard for finding a file, resource or site on the Internet. The ":" or "colon" describes the access. The "//" or "double slashes" describe the resource or domain name.

Web Host: Service providing software and hardware to allow for Internet access. It can also be involved in design, construction and management of your site.

Website: Location with one or more pages on the Internet.

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