A ‘catch all’ subdomain allows you to redirect all users who might type in http://subdomain.yourdomain.com where ‘subdomain’ could be any subdomain which you would like to redirect users from.
Why would you need catch all subdomains

Maybe you have a few subdomains but sometimes your visitors are accessing non-existing subdomains. So the most appropriate solution would be to either redirect them to your main website or at least show them a list of available pages.
Step-by-step configuration in Plesk

- Create a subdomain ‘z-WILDCARD’ in Plesk – under the admin section of the right domain.
Why do we need this name? Because this entry should be the last entry in the list of subdomains, otherwise this “trick

























