{ns,[
      {servers, [
        [{name, inet_localhost_1}, {address, "127.0.0.1"}, {port, 8053}, {family, inet}, {processes, 2}],
        [{name, inet6_localhost_1}, {address, "::1"}, {port, 8053}, {family, inet6}]
      ]},

      {dnssec, [
        {enabled, true}
      ]},

      {use_root_hints, false},
      {catch_exceptions, false},
      {zones, "/synrc.zone.json"},
      {pools, [
          {tcp_worker_pool, erldns_worker, [
              {size, 10},
              {max_overflow, 20}
            ]}
        ]}
    ]},