$TTL 60000 @ IN SOA dnsroot. root.dnsroot. ( 2006031801 ; serial 28 ; refresh 14 ; retry 3600000 ; expire 60000 ; negative cache ttl ) @ IN NS dnsroot. dnsroot. IN A 192.168.0.5 org. IN NS dnsorg.org. dnsorg.org. IN A 192.168.0.1 net. IN NS dnsnet.net. dnsnet.net. IN A 192.168.0.2