You can’t.
Many sites don’t try to. https://www.community.letsencrypt.org/ doesn’t exist, for example!
Your only other option is to list all the www.abdef.lantanios.com
subdomains individually in your certificates.
You can’t.
Many sites don’t try to. https://www.community.letsencrypt.org/ doesn’t exist, for example!
Your only other option is to list all the www.abdef.lantanios.com
subdomains individually in your certificates.