Suppose these domains do not work with LocalCDN:
domain.com sub.domain.com bar.sub.domain.com (Sub- subdomain)
*.domain.com alone match all the above?
No, because they are different domains. Wildcards always affect only one level of a domain. You look at the domains hierarchically and read them from right to left:
com | --------------domain------------ / / \ \ / / \ \ / / \ \ sub1 sub2 sub3 sub4 | | | | mail mail
A good example are certificates:
The wildcard certificate
*.domain.com is valid for
sub4.domain.com, but not
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