example-155.101.128.db.head 629 Bytes
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;
; Rather than 24 hours, minimum TTL is set to only 16 hours.
;  - This way, if a change is made as late as 5pm, we can guarantee that old
;    data will be flushed from anyones cache by the following morning at 9am.
;

; Exaple reverse .head file for 155.101.128

$TTL	10800

@	IN	SOA	ns.example.emulab.net. testbed-ops.example.emulab.net. (
			14		; Serial (simple for now)
			10800		; Refresh 3 hours
			3600		; Retry   1 hour
			3600000		; Expire  1000 hours
			57600 )		; Minimum 16 hours

        IN      NS      ns.example.emulab.net.
        IN      NS      ns2.example.emulab.net.

1	IN	PTR	private-router.emulab.net.