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What is a domain name

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What is a domain name?

Popularly speaking, a domain name is the address name of a website, just like a physical address, each destination has a house number. The domain name is the house number of a website on the Internet, and there is no duplicate domain name in the world, and the domain name is unique.

What are the components of a domain name?

A domain name consists of three parts, prefix, suffix and. (Dot),. (Dot) is in the middle, the part before. (Dot) is called prefix, and the part after. (Dot) is called suffix. For example, baidu.com, the prefix is ​​baidu, and the suffix is ​​com, with. (Dot) in the middle. The prefix can be customized by the registrant when registering, while the suffix is ​​a fixed word or abbreviated letter, which is set by the (domain name management agency) registry and cannot be changed, so we can choose ourselves from hundreds of suffixes Need or like to register with our prefix.

What are the naming rules for domain names?

The domain name can consist of (a-z, A-Z case equivalent) 26 English letters, numbers (0-9) and the hyphen “-“, but the first digit of the domain name must be a letter or number, and no more than 63 characters.


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