Questions about NAPTR

[Mark Andrews]

In message <1505734269.2518.70.camel at biplane.com.au>, Karl Auer writes:
> On Mon, 2017-09-18 at 19:45 +1000, Mark Andrews wrote:
> > In message <1505723565.2518.54.camel at biplane.com.au>, Karl Auer
> > writes:
> > > 2: Can the Replacement field be empty? It looks from the text and
> > > examples as if it should always contain a complete domain name BUT
> > > that if the Regexp field is not empty, the Replacement field will
> > > not be used.
> > No. Use '.' as a place holder.
>
> Er - isn't "." a complete domain name?

Yes.  The field must exist. "." is used as place holder.  Note "."
is used as a place holder in a number of different records.

> And is it true that "if the Regexp field is not empty, the Replacement
> field will not be used"?

With the current flags no but who know what will happen in the future.

> Thanks for the info.
>
> Regards, K.
>
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-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org