> On 28.07.08 13:07, Tomasz Pajor wrote:
> > How can I setup a revdns for a /16 subnet?
> > Subnet is split to 1x /17 2x /18.


> what do you mean split? are they 3 different ranges you got from your RIR or
> is that private subnet


I've got a /16 and it will be split into 3 subnets, and I want to create a separate revdns zone for each one.

> > Do I need to create a separate zone file for each class
> > (1.1.x.y.in-addr.arpa, 1.10.x.y.in-addr.arpa etc.) or can I create three
> > zone files for each subnet and place PTR records there?

>
> You can create reverse zone for /16 (b.a.in-addr.arpa) or /24
> (c.b.a.in-addr.arpa). It's easier to mainsain smaller files (256 reverse
> zones for /24) but it's probably easier to register reverse for /16 if
> that's public address space.


That's a public address space.
I found an rfc (http://www.rfc-archive.org/getrfc.php?rfc=4183) i tried to do as it says but it won't work :/