acl root_ip4            { 172.18.1.4/30;  };
acl root_ip6            { fd00::4/126;    };
acl jp_ip4              { 172.18.1.8/30;  };
acl jp_ip6              { fd00::8/126;    };
acl com_ip4             { 172.18.1.12/30; };
acl com_ip6             { fd00::c/126;    };
acl test-co-jp_ip4      { 172.18.1.16/30; };
acl test-co-jp_ip6      { fd00::10/126;   };

options {
  listen-on port 53 {
//    any; 127.0.0.1;
    root_ip4;
    jp_ip4;
    com_ip4;
    test-co-jp_ip4;
  };
  listen-on-v6 port 53 {
//    any; ::1;
    root_ip6;
    jp_ip6;
    com_ip6;
    test-co-jp_ip6;
  };

  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";

  recursion         no;
  allow-query       { any; };
  allow-recursion   { none; };
  allow-query-cache { none; };

  dnssec-enable     no;
  dnssec-validation no;

  allow-transfer    { none; };
  allow-update      { none; };

  /* Path to ISC DLV key */
  bindkeys-file "/etc/named.iscdlv.key";

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

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

view "ROOT" {
  match-clients { any; };
  match-destinations { root_ip4; root_ip6; };

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

  include "/etc/named.rfc1912.zones";
};

view "JP" {
  match-clients { any; };
  match-destinations { jp_ip4; jp_ip6; };

  zone "jp" IN {
    type master;
    file "jp.zone";
  };

  include "/etc/named.rfc1912.zones";
};

view "COM" {
  match-clients { any; };
  match-destinations { com_ip4; com_ip6; };

  zone "com" IN {
    type master;
    file "com.zone";
  };

  include "/etc/named.rfc1912.zones";
};

view "TEST.CO.JP" {
  match-clients { any; };
  match-destinations { test-co-jp_ip4; test-co-jp_ip6; };

  zone "test.co.jp" IN {
    type master;
    file "test.co.jp.zone";
  };

  include "/etc/named.rfc1912.zones";
};