// NS1 options { query-source address 10.53.0.1; notify-source 10.53.0.1; transfer-source 10.53.0.1; port @PORT@; pid-file "named.pid"; listen-on { 10.53.0.1; }; listen-on-v6 { none; }; recursion no; notify yes; allow-transfer { any; }; }; zone "." { type primary; file "root.db"; dnssec-policy default; checkds yes; };