[112934] in North American Network Operators' Group
Re: REVERSE DNS Practices.
daemon@ATHENA.MIT.EDU (Martin Barry)
Thu Mar 26 05:47:05 2009
Date: Thu, 26 Mar 2009 20:44:57 +1100
From: Martin Barry <marty@supine.com>
To: nanog@nanog.org
In-Reply-To: <20090326052217.GD29761@hesketh.com>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
$quoted_author = "Steven Champeon" ;
>
> adsl.internode.on.net
> gaw.internode.on.net
> padsl.internode.on.net
> adsl.adelaide.on.net
> link.internode.on.net
> as0.adl2.internode.on.net
> lns1.adl2.internode.on.net
...and so on and so on.
You do realise that they were all infrastructure devices which would never
send email? LNS isn't a big enough giveaway?
> Oh, there's also 'static.internode.on.net', so the safe bet is to
> assume that ALL of the rest are dynamic. Correct bet? Who knows.
That's a safe assumption.
So ignore static.internode.on.net, their MXes and block everything else
*.on.net
cheers
marty
--
<xterm> The problem with America is stupidity. I'm not saying there should be a
capital punishment for stupidity, but why don't we just take the safety
labels off of everything and let the problem solve itself?
http://www.bash.org/?4753
