How do I hide the version of BIND/named that I am running from the world?

Updated -

To prevent the version of the DNS server that is being used by the system in question to be revealed when queried, make the following modification in the /etc/named.conf file:

options {
directory "/var/named";
allow-query { any;};

version "<ANY OTHER STRING>";

}

The version argument is important. With it, the the DNS software is ...

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