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Domain vs. Hostname — What's the Difference?

Domain vs. Hostname — What's the Difference?

Difference Between Domain and Hostname

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Domain

An area of territory owned or controlled by a particular ruler or government
The French domains of the Plantagenets

Hostname

In computer networking, a hostname (archaically nodename) is a label that is assigned to a device connected to a computer network and that is used to identify the device in various forms of electronic communication, such as the World Wide Web. Hostnames may be simple names consisting of a single word or phrase, or they may be structured.

Domain

A distinct subset of the Internet with addresses sharing a common suffix or under the control of a particular organization or individual.

Hostname

The name used to identify a host on a computer network.

Domain

A discrete region of magnetism in ferromagnetic material.
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Hostname

(networking) The unique name by which any device attached to a computer network is known.

Domain

The set of possible values of the independent variable or variables of a function.

Hostname

A computer or other network device's Internet domain name; a fully qualified hostname.

Domain

A distinct region of a complex molecule or structure.

Hostname

The portion of a computer's Internet domain name that comes before the first period; an unqualified hostname.

Domain

A territory over which rule or control is exercised.

Domain

A sphere of activity, influence, or knowledge
The domain of history.

Domain

The set of all possible values of an independent variable of a function.

Domain

An open connected set that contains at least one point.

Domain

(Computers)A group of networked computers that share a common communications address.

Domain

(Physics)Any of numerous contiguous regions in a ferromagnetic material in which the direction of spontaneous magnetization is uniform and different from that in neighboring regions.

Domain

(Biology)Any of three primary divisions of organisms, consisting of the eukaryotes, bacteria, and archaea, that rank above a kingdom in taxonomic systems based on similarities of DNA sequences.

Domain

(Law)The land of one with paramount title and absolute ownership.

Domain

A geographic area owned or controlled by a single person or organization.
The king ruled his domain harshly.

Domain

A field or sphere of activity, influence or expertise.
Dealing with complaints isn't really my domain: get in touch with customer services.
His domain is English history.

Domain

A group of related items, topics, or subjects.

Domain

(mathematics) The set of all possible mathematical entities (points) where a given function is defined.

Domain

The set of input (argument) values for which a function is defined.

Domain

(mathematics) A ring with no zero divisors; that is, in which no product of nonzero elements is zero.
Integral domain

Domain

An open and connected set in some topology. For example, the interval (0,1) as a subset of the real numbers.

Domain

Any DNS domain name, particularly one which has been delegated and has become representative of the delegated domain name and its subdomains.

Domain

A collection of DNS or DNS-like domain names consisting of a delegated domain name and all its subdomains.

Domain

(computing) A collection of information having to do with a domain, the computers named in the domain, and the network on which the computers named in the domain reside.

Domain

(computing) The collection of computers identified by a domain's domain names.

Domain

(physics) A small region of a magnetic material with a consistent magnetization direction.

Domain

(computing) Such a region used as a data storage element in a bubble memory.

Domain

(data processing) A form of technical metadata that represent the type of a data item, its characteristics, name, and usage.

Domain

(taxonomy) The highest rank in the classification of organisms, above kingdom; in the three-domain system, one of the taxa Bacteria, Archaea, or Eukaryota.

Domain

(biochemistry) A folded section of a protein molecule that has a discrete function; the equivalent section of a chromosome

Domain

Dominion; empire; authority.

Domain

The territory over which dominion or authority is exerted; the possessions of a sovereign or commonwealth, or the like. Also used figuratively.
The domain of authentic history.
The domain over which the poetic spirit ranges.

Domain

Landed property; estate; especially, the land about the mansion house of a lord, and in his immediate occupancy; demesne.

Domain

Ownership of land; an estate or patrimony which one has in his own right; absolute proprietorship; paramount or sovereign ownership.

Domain

The set of values which the independent variable of a function may take. Contrasted to range, which is the set of values taken by the dependent variable.

Domain

A connected set of points, also called a region.

Domain

A region within a ferromagnetic material, composed of a number of atoms whose magnetic poles are pointed in the same direction, and which may move together in a coordinated manner when disturbed, as by heating. The direction of polarity of adjacent domains may be different, but may be aligned by a strong external magnetic field.

Domain

An address within the internet computer network, which may be a single computer, a network of computers, or one of a number of accounts on a multiuser computer. The domain specifies the location (host computer) to which communications on the internet are directed. Each domain has a corresponding 32-bit number usually represented by four numbers separated by periods, as 128.32.282.56. Each domain may also have an alphabetical name, usually composed of a name plus an extension separated by a period, as worldsoul.org; the alphabetical name is referred to as a domain name.

Domain

The three-dimensional structure within an immunoglobulin which is formed by one of the homology regions of a heavy or light chain.

Domain

The field of knowledge, expertise, or interest of a person; as, he had a limited domain of discourse; I can't comment on that, it's outside my domain.

Domain

A particular environment or walk of life.

Domain

People in general; especially a distinctive group of people with some shared interest.

Domain

A particular environment or walk of life;
His social sphere is limited
It was a closed area of employment
He's out of my orbit

Domain

Territory over which rule or control is exercised;
His domain extended into Europe
He made it the law of the land

Domain

The set of values of the independent variable for which a function is defined

Domain

People in general; especially a distinctive group of people with some shared interest;
The Western world

Domain

A knowledge domain that you are interested in or are communicating about;
It was a limited domain of discourse
Here we enter the region of opinion
The realm of the occult

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