$ORIGIN in.redalder.org.
$TTL 5m

vault		IN	SOA	ns.in.redalder.org.	root.redalder.org.	(
				12			; serial
				4h			; refresh
				15m			; retry
				8h			; expire
				4m)			; negativa caching TTL
		IN	NS	ns.redalder.org
		IN	A 	10.64.2.1

$ORIGIN vault.in.redalder.org.

blowhole	IN	A	10.64.2.1