subdomain

Hello community, i want to ask you if there is a good plan for creating unlimited or many subdomains ? I'm into a web project and i need to create many many subdomains , can u suggest me something ?

Hi! Good day! I would like to ask some help and advise on how to correctly transfer my main WordPress website to a subdomain. Scenario: I want to transfer my website to a new subdomain, ex: from web.domain to old.web.domain I want to make a new design of web.domain without losing the original...