Re: [dbound] draft-brotman-rdbd

"John Levine" <johnl@taugh.com> Thu, 09 May 2019 17:10 UTC

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From: "John Levine" <johnl@taugh.com>
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Subject: Re: [dbound] draft-brotman-rdbd
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In article <20190509165107.GB7968@x11672.adm.denic.de>; you write:
>On Thu, May 09, 2019 at 12:42:40PM -0400, John Levine wrote:
>
>> For over 30 years the only place anyone has used PTR records has been
>> in the rDNS trees under in-addr.arpa and ip6.arpa.  I think that if
>
>kinda close: RFC 1101 was published in April 1989.

I know, but I've never seen anyone use the network number PTRs it
proposes.  This is definitely a practical concern, not one of whether
you could publish the bits.

It wouldn't work now anyway since it depends on classful addressing to
guess how many bits are in the network number.

R's,
John