Forward zone not working

Woodworth, John R John.Woodworth at
Sat May 21 19:56:11 UTC 2016

> -----Original Message-----
> From: MegaBrutal [mailto:megabrutal at]
> Sent: Friday, May 20, 2016 9:11 PM
> To: Woodworth, John R; bind-users
> Subject: Re: Forward zone not working
> 2016-05-20 23:09 GMT+02:00 Woodworth, John R <John.Woodworth at>:
> > The below referenced I-D for "BULK" records:
> >   * Provides "generics" which are automatically generated based on a set of rules.
> >   * The records have similar features as wildcards where they may be superimposed
> >     an appear only where more specific records do not already exist.
> >   * There are provisions for DNSSEC support of BULK generated records.
> >   * Can be done at any place in the DNS tree and overridden throughout the tree.
> >   * Can be easily AXFRed between servers.
> >   * Have immeasurably lower memory footprint compared with $GENERATEs (esp. IPv6).
> I wanted to comment earlier that I really like the idea of BULK records, and the
> invention of it seems logical. I think it fits well into the evolution of the DNS
> protocol, it seems to be an answer to a need not seen before. I hope it will be
> supported by BIND in the future. It would be really insane to generate & store PTR
> records the traditional way when we talk about typical sizes of IPv6 ranges.


Thanks for the positive comments!

I would like to point out for other readers this not intended to replace the bind
$GENERATE macro everywhere as it has been an invaluable tool for managing large
pattern-based ranges.  I like to think of it as a macro for $GENERATE macros.

Thanks again,

> As for the usefulness of PTR records for dynamic pools, I think proper,
> forward-confirmed PTR records tell valuable information of the user of the network.
> While normally this information is available in WHOIS, it is not so easy and
> straightforward to retrieve, and it is not always accurate. More often than not,
> WHOIS records only lead back to the ISP when actually you want to know the user
> of the network. In case of small businesses and home users, WHOIS does not reflect
> the actual user of the IP range, while a reverse PTR could give a shorthand.
This communication is the property of CenturyLink and may contain confidential or privileged information. Unauthorized use of this communication is strictly prohibited and may be unlawful. If you have received this communication in error, please immediately notify the sender by reply e-mail and destroy all copies of the communication and any attachments.

More information about the bind-users mailing list