options {
 listen-on port 53 { any; };
 filter-aaaa-on-v4 yes;
# listen-on-v6 port 53 { none; };
 directory "/var/named";
 dump-file "/var/named/data/cache_dump.db";
 statistics-file "/var/named/data/named_stats.txt";
 memstatistics-file "/var/named/data/named_mem_stats.txt";
 recursing-file "/var/named/data/named.recursing";
 secroots-file "/var/named/data/named.secroots";

allow-recursion { any; };
 allow-query { any; };

recursion yes;

dnssec-enable yes;
 dnssec-validation auto;

bindkeys-file "/etc/named.root.key";

managed-keys-directory "/var/named/dynamic";

pid-file "/run/named/named.pid";
 session-keyfile "/run/named/session.key";
};

logging {
 channel default_debug {
 file "data/named.run";
 severity dynamic;
 };
};

zone "." IN {
 type hint;
 file "named.ca";
};

include "/etc/named.rfc1912.zones";
include "/etc/named.root.key";

systemctl restart named; systemctl status named