hba.conf</code> should be the one that
       address-to-name resolution of the client's IP address returns,
       otherwise the line won't be matched.  Some host name databases
       allow associating an IP address with multiple host names, but
       the operating system will only return one host name when asked
       to resolve an IP address.)
      </p><p>
       A host name specification that starts with a dot
       (<code class="literal">.</code>) matches a suffix of the actual host
       name.  