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Creates and returns a new InternetDomainName by prepending the argument and a dot to
the current name.
Returns an instance of InternetDomainName after lenient validation.
Returns an InternetDomainName that is the immediate ancestor of this one; that is, the
current domain with the leftmost part removed.
Returns the #isPublicSuffix() public suffix portion of the domain name, or
null if no public suffix is present.
Returns the #isRegistrySuffix() registry suffix portion of the domain name, or
null if no registry suffix is present.
Returns the portion of this domain name that is one level beneath the
#isRegistrySuffix() registry suffix.
Returns the portion of this domain name that is one level beneath the
#isPublicSuffix() public suffix.