How to choose a level two domain name or a level two directory structure

&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; What is the difference between a top level, a class two, and a subdomain? Top-grade to. Com,.net,.org,.cn etc. belong to the international top-level domain name, according to the current Internet domain Name System, the international top-level domain is divided into two categories: category top-level domain name (GTLD) and geographical top-level domain name (ccTLD) two. Category top-level domain names are "COM", "NET", "ORG", "BIZ", "INFO" and so on the end of the domain name, are responsible for the management of foreign companies. The geographical top-level domain name is the domain name that ends with the country or region code, such as "CN" on behalf of China, "UK" on behalf of the United Kingdom. The geographical top-level domain name is generally managed by each country or region.

The level two domain name is the domain name based on the top-level domain name, the analogy China's level two domain has,. com.cn,.net.cn,.org.cn,.gd.cn and so on. The child domain name is the child domain name of its parent domain name, the analogy parent domain name is ithov.com, the child domain name is www.ithov.com or *.ithov.com.

Second-level directory and two-level domain name in the site to promote the use of a very broad, and their optimization disadvantage where, which way more using SEO optimization promotion, today Houqingrong and everyone analysis under the strength of comparison:

Second level directory and two-level domain name which more use included

Second-level directory is dependent on the main network domain name weight, the main domain name is included intact, directly able to speed up the two directory, compared to the two domain name, two-class domain name in the search engine is quite independent of the site, included in a slightly slower than the two directory, that is, two-level directory easier to include search engines, two domain names will sometimes also enter the search engine inspection period.

The weight of the second level directory and the level two domain name

Second level of the weight of the directory increase, you can increase the weight of the primary domain name, conversely, the weight of the main domain is increased, can also drive the weight of level two directory, for example, usually in search engine search, will find that some of the directory paging is higher than the ranking of professional sites, other major reasons, is the main domain name of high weight caused, But if your site is more authoritative, you can use the two-level domain name line, two-level domain name is more conducive to the classification of fine differentiated sites, to help different classifications, different two-level domain name weights.

Second-level directory and two-level domain name user experience

The form of a secondary directory is easy for users to remember home page, and the form of two-level domain name, more convenient for users to distinguish between the two-level domain name of the Web site, more users directly into the Web site access, but also more categories, more professional, the use of two-class domain name line, can be classified, regional, industry detailed division, There is the use of increased level two domain name site authority.

Comprehensive consideration, if your site is not a lot of categories, it is recommended to use the form of level two directory, which is more conducive to the promotion of the flagship brand and enhance the weight of the site. If you are a more diverse, content-rich site, it is recommended that you use the form of two domain name, so that more favorable classification of independent operation and promotion, improve the user experience, at the same time, if the level two domain name by the search engine demotion, the main station will not be very large, and two directory if the search engine processing, will directly affect the weight of Second-level directory more powerful in the main station domain name, and the two-level domain name form, can be more finely differentiated, professional, more conducive to the whole station synchronization, brand molding.

SEO optimization: Houqingrong original download URL: http://www.noseo.org.cn/erjimuluyuerjiyuming.html

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