Bandwidth : A measurement of frequency use of capacities. A relative range of frequencies. Bandwidth is usually started from bits per sec(bps), kbps, mbps . The amount of data that can be transmitted at a given moment to a server.

Benefit-Based Domain : Domain name that specify a benefit rather than an actual product, service or company.

Billing Contact : When registering a domain name, the billing contact must be provided to the registrar when completing the registration form. The billing contact is responsible for receiving the bills and paying the registrar any fees .

Broker Domain : A company offering services to connect domain name sellers and buyers in the domain after-market .

Bulk Registration : The act of registering multiple domain names in a single transaction. In this registration domain register is one person but he registration multiple domain from one domain account.

Bulk Transfer : The act of transferring multiple domains in a single transaction. Or transfer a group of domain from one occupational pension scheme to another .