ISP (Internet Service Provider)
An ISP or Internet Service Provider is an organisation that provides internet access; by directly connecting clients to the internet using copper wires, wireless or fibre optic connection.
WHS (Web Hosting Services)
It’s an internet hosting type which allows individuals and organisations to make their website accessible through the World Wide Web. In another word, the web host are these companies that provide space on a server owned or leased for use by clients as well as providing internet connectivity, typically in a data centre (Facility used to locate computer system and associated component like; telecommunications and storage system,).
Domain Structure and Domain Name Registrars
Domain structure is a system which acts as a great identifier and locator in the internet. It maps the IP addresses to URL names, it specifies a mail server for the domain name and organises the whole Internet system in such a way that information can be passed on and understood between computers also between the computers and user. Domain name registrar is an organization or commercial entity that manages the reservation of Internet domain names. A domain name registrar must be accredited by a generic top-level domain (gTLD) registry and/or a country code top-level domain (ccTLD) registry. The management is done in accordance with the guidelines of the designated domain name registries and to offer such services to the public.
World Wide Web (WWW)
Is a system of interlinked hypertext documents accessed via the Internet. With a web browser, one can view web pages that may contain text, images, videos, and other multimedia, and navigate between them via hyperlinks.
Servers (mail, proxy, web)
A proxy server, also known as a "proxy" or "application level gateway", is a computer that acts as a gateway between a local network (e.g., all the computers at one company or in one building) and a larger-scale network such as...