is this a valid zone file?

Ben Bridges bbridges at springnet.net
Sun Dec 21 14:52:37 UTC 2008


I've always assumed that the ";..." line in the example zone file right
after the SOA record and the (...) in the SOA record itself meant that
such information about the parent zone 2.0.192.in-addr.arpa had been
intentionally left out for the sake of brevity and clarity.
 
Ben Bridges
SpringNet
 


________________________________

	From: bind-users-bounces at lists.isc.org
[mailto:bind-users-bounces at lists.isc.org] On Behalf Of Jack Tavares
	Sent: Sunday, December 21, 2008 5:54 AM
	To: bind-users at lists.isc.org
	Subject: is this a valid zone file?
	
	
	Looking at rfc2317
	 
	I see the example zone file
	
	$ORIGIN 2.0.192.in-addr.arpa.
	   @       IN      SOA     my-ns.my.domain.
hostmaster.my.domain. (...)
	   ;...
	   ;  <<0-127>> /25
	   0/25            NS      ns.A.domain.
	   0/25            NS      some.other.name.server.
	   ;
	   1               CNAME   1.0/25.2.0.192.in-addr.arpa.
	   2               CNAME   2.0/25.2.0.192.in-addr.arpa.
	   3               CNAME   3.0/25.2.0.192.in-addr.arpa.
	   ;
	   ;  <<128-191>> /26
	   128/26          NS      ns.B.domain.
	   128/26          NS      some.other.name.server.too.
	   ;
	   129             CNAME   129.128/26.2.0.192.in-addr.arpa.
	   130             CNAME   130.128/26.2.0.192.in-addr.arpa.
	   131             CNAME   131.128/26.2.0.192.in-addr.arpa.
	   ;
	   ;  <<192-255>> /26
	   192/26          NS      ns.C.domain.
	   192/26          NS      some.other.third.name.server.
	   ;
	   193             CNAME   193.192/26.2.0.192.in-addr.arpa.
	   194             CNAME   194.192/26.2.0.192.in-addr.arpa.
	   195             CNAME   195.192/26.2.0.192.in-addr.arpa.
	
	 
	That has no NS server defined for the zone, just the ranges of
the zone.
	Is that valid?
	 
	o
	
	--
	Jack Tavares
	 
	 

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