REVERSE DNS Practices.

Thu Mar 26 09:44:57 UTC 2009

$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