Introduction to BIND
BIND, short for Berkeley Internet Name Domain, consists of one major daemon program (named), a set of resolver libraries that provide the ability to perform name lookups, and various administrative tools. BIND is built into FreeBSD, though it is not enabled by default.
Structure of DNS
DNS is a hierarchical protocol, operating across the Internet in a fashion similar to how routing works. There are a number of “root servers” maintained by Network Solutions, Inc., and other bodies, distributed geographically around the Internet for redundancy reasons. Each domain name (for example, somewhere.com) is defined in backward order from the root zone, with the domain suffix—com, org, net, and so on—being the topmost layer of the ...
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