To create a subdomain, follow a few simple steps.
Add a new A-type record for the subdomain. To do this, go to the DNS records management section on the hosting control panel, find the "Create" or "Add" button, and specify the A-type record.
Enter the subdomain name in the Host Name field.
Enter the IP address of your server or hosting provider in the "Value" field. On some hostings, this field is filled in automatically.
Repeat the algorithm for the www subdomain.
Save changes to DNS settings.
After that, you need to wait until the DNS records are updated. This means that the subdomain may not work immediately. On average, updating the database takes from 15 minutes to 3 hours.
How to find out the subdomains of a website
If you need to search for a subdomain, for example, for SEO estonia cell phone number list audit or competitor analysis, you can use special operators or services. For example, to search for a subdomain, you can limit the search results to a specific site. To do this, enter the operator "site:". Another option is to use the operator "-" to exclude any construction with another operator from the search. You can also search for pages whose URLs contain the phrase of interest by using the operator "-inurl:".
Among the available services for detecting subdomains are:Census,Be1.ru,Pentest-Tools,Nmmapperand others.
How to create a website subdomain and what it is - image 2
Conclusion
A subdomain is a resource that has unique functionality, offers original design and content, but is part of the root site.
Subdomains are created to:
improve SEO promotion capabilities, including regional ones;
make navigation of the root site and thematic subdomains simpler and more logical;
“unload” the root resource from heavy elements and thereby speed up its work.
Before creating a subdomain, it is worth analyzing whether a specific company really needs it, and also taking into account a number of nuances, such as the features of interlinking, differentiation of the semantic core, uniqueness of pages, link profile and much more.