1, net are network service companies, providing services for individuals or enterprises; Com is a website that provides commercial services, and it is the initials of company, which means company website. Cn is used by enterprises and institutions, 1985, 1, which was originally a commercial network service, but there is no restriction now.
2.com represents the company, which belongs to the international domain and is used by commercial organizations, but it is the most commonly used and has no restrictions, and is familiar and used by most people.
3.cn stands for China, which belongs to domestic domain name and stands for China. The ending is. Cn, the domestic domain name of China, is suitable for its domestic institutions and enterprises, and is usually called English domestic top-level domain name and. Cn English domain name.
4. "com" and "net" are international top-level domain names; And "cn" is the national top-level domain name.
The suffix of "net" domain name was originally used by network service providers, but now it is not limited. "com" domain name is used by commercial organizations, but it is the most commonly used, without any restrictions? . "cn" is a domestic domain name in China, which is applicable to all domestic institutions and enterprises. Only companies can register, and only by providing relevant certificates of the company for examination and approval can registration be considered successful.
The origin of extended data domain name:
IP address is a digital identifier used by Internet hosts for routing addressing, which is not easy to remember. As a result, the domain name, a kind of text logo, came into being.
Domain name resolution service was first invented by Paul Mocapajos in 1983. The original technical specification was published in the 882 Internet Standard Draft (RFC 882).
Two drafts, 1034 and 1035, released in 1987, revised the DNS technical specifications and abolished the previous two drafts, 882 and 883. After that, the revision of the draft Internet standard basically does not involve the change of DNS technical specifications.
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