IPv4 not working reverse on > /24 cidr

Barry Margolin barmar at alum.mit.edu
Mon Jul 22 16:17:12 UTC 2013

In article <mailman.879.1374506938.20661.bind-users at lists.isc.org>,
 Ryan Pavely <paradox at nac.net> wrote:

> So that would suggest any time any block > a /24 is hosted you must 
> actually host the parent zone, pointing to the larger cidr, and then 
> have your normal files for each cider in that block.

Of course. How else do you expect DNS to figure out that it should look 
in the RFC 1918 zone? The CNAMEs are the link between the normal reverse 
DNS name and the CIDR-style name. There's nothing automatic about RFC 

Barry Margolin
Arlington, MA

More information about the bind-users mailing list