Domain name resolution

What is a domain name pointing?

Domain Name ip point or A record settings are used to set the domain name to connect to the corresponding ip address, ip point is the most common settings for domain name resolution. When you purchase a virtual host, you need to perform two steps to connect the domain name to the space. The first step is to bind the domain name in the space, step 2: Set the domain name to point to the server ip address of the space.

 

How do I set Domain Name Pointing?

The following example shows how to set www.9410.com.cn and 9410.com.cn to ip123.123.123.123:

On the domain name management page, click "add IP"


Set www.9410.com.cn to 123.123.123.123, and enter


Then set 9410.com.cn to point to 123.123.123.123, and fill in as follows (Host Name field @)

Glossary:

What is a host name?

That is, the left part of the first "." point in the domain name composition.
For example, the host name of www.9410.com.cn is www abc.9410.com.cn. The host name is abc without www, that is, the host name of 9410.com.cn is @

What is a cname alias record?

An alias (CNAME record) is also called a canonical name. This record allows you to map multiple names to the same computer. It is generally used to set the point of a specified domain name to be consistent with that of another domain name. For example, if we want domain name A, domain name B, and domain name C to point to ip123.123.123.123, We can first set domain name A to point to this ip address, then set domain name B and domain name C to record the cname alias to domain name A, and when this ip address changes, we only need to modify the ip address of domain name A and do not need to modify the settings of domain name B and domain name C. Another common application of cname alias records is computers that provide both WWW and MAIL services. For example, there is A computer named "host.abc.com" (A record ). It provides WWW and MAIL services at the same time, in order to facilitate user access to the service. You can set two aliases (CNAME) for the computer: WWW and MAIL. The full names of these two aliases are www.abc.com and mail.abc.com ". In fact, they all point to "host.abc.com ".

 

How do I set cname alias records?

The following uses setting an enterprise Post Office alias as an example to describe how to set a cname alias record.

The alias function is required to direct the mail record to the corresponding mail host address, for example, mail3.ty3.net.

On the domain name management page, click "add alias"

What is a domain name MX record?

An MX record is a mail exchange Record pointing to an email server. It is used to locate the email server based on the recipient's address suffix when the email system sends an email. For example, when the recipient is a user@abc.com, the system will resolve the MX record in DNS for "abc.com. If an MX record exists, the system forwards the email to the email server corresponding to the MX record based on the MX record priority.

 

How do I set domain name mx records?

The following uses Tianyu online enterprise mail mail3.ty3.net as an example to describe how to set mx records.

(1) set the mail host alias to mail3.ty3.net mail server;
(2) In order to make your post office receive emails normally, you also need to resolve the MX record of the domain name to your post office server.
(1) (2) combine the two steps to complete the domain name settings for the post office.