[131605] in North American Network Operators' Group

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Re: IPv6 rDNS

daemon@ATHENA.MIT.EDU (Mark Andrews)
Fri Oct 29 21:23:38 2010

To: Jeroen van Aart <jeroen@mompl.net>
From: Mark Andrews <marka@isc.org>
In-reply-to: Your message of "Fri, 29 Oct 2010 18:06:32 PDT."
	<4CCB6F98.6090103@mompl.net>
Date: Sat, 30 Oct 2010 12:23:10 +1100
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org


In message <4CCB6F98.6090103@mompl.net>, Jeroen van Aart writes:
> I battled for a few hours getting IPv6 rDNS to work. The following tool 
> proved to be quite helpful:
> http://www.fpsn.net/?pg=tools&tool=ipv6-inaddr
> 
> Just in case anyone else would run into similar problems. It's not as 
> straightforward as IPv4 rDNS.

How so?  It's just longer owner names.  There are enough tools that will
covert IPv6 addresses to the corresponding reverse name.  You most probably
already have the tools on your machines.
 
	dig, nslookup, arpaname

And if you are running Mac OS or Windows they will add the PTR records for
themselves.  I just wish all the other OS's did that so I don't have to do
them by hand.

Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka@isc.org


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