What is the secondary domain name of the website? What is the relationship between the secondary domain name and the primary domain name?

Many friends have heard of primary domain names and secondary domain names , But what exactly do these two domain names mean , Many people still don't know . However, we all know that the use of first-class domain names requires the payment of service fees , But the secondary domain name doesn't seem to need to pay any fees , that What is the secondary domain name of the website ？ What is the relationship between the secondary domain name and the primary domain name ？

What is the secondary domain name of the website

The secondary domain name of a website is actually a domain name derived from the primary domain name , Usually, the secondary domain name is used by adding specific letters or numbers to the front of the primary domain name , As for what letters and numbers to add , Generally, it can be set by the primary domain name owner , As long as it meets the domain name use standards, it can be used basically , The secondary domain name belongs to an independent branch , You can have your own snapshot 、 Collection and anti chain, etc .

The relationship between primary and secondary domain names

The relationship between primary and secondary domain names , The secondary domain name can be regarded as an extension of the primary domain name , Therefore, the secondary domain name is actually an independent domain name branched from the primary domain name . Many people don't know what the second level domain name of a website means , It can be understood in this way , The secondary domain name is restricted by the primary domain name , When the first level domain name cannot be used due to punishment , Then all secondary domain names that branch out of the primary domain name will also be punished and cannot be accessed .

Many people are often confused by the so-called primary domain names and secondary domain names , It is difficult to understand what the secondary domain name of a website is . In fact, the relationship between the secondary domain name and the primary domain name , Just like the concept of head office and branch office , There are constraints between them, but in a sense they are independent .