REVERSE DNS Practices.
Steven Champeon
schampeo at hesketh.com
Thu Mar 26 05:22:17 UTC 2009
on Thu, Mar 26, 2009 at 10:26:59AM +1030, Tom Wright wrote:
> Don't be afraid to create zones for each
> location, DNS lends itself to this kind of
> hierarchy naturally.
>
> I find this is tidier than lengthy A records.
>
> I.e, hostname.location.domain
And yet makes it more difficult for anyone else to simply set
aside ALL of your dynamics as offlimits using simple substrings
(say, in sendmail's access.db or using postfix check_client_access).
Don't be that guy.
> W: http://www.internode.on.net
Oh, yeah. You already are (quick! guess which of these are actually
dynamic, and which static, who's residential, who's business, etc.):
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
lns2.adl2.internode.on.net
lns3.adl2.internode.on.net
lns4.adl2.internode.on.net
lns11.adl2.internode.on.net
lns5.adl2.internode.on.net
lns1.adl4.internode.on.net
lns2.adl4.internode.on.net
lns3.adl4.internode.on.net
lns10.adl6.internode.on.net
lns1.bne1.internode.on.net
lns2.bne1.internode.on.net
lns1.bne4.internode.on.net
lns2.bne4.internode.on.net
lns1.cbr1.internode.on.net
lns2.cbr1.internode.on.net
lns1.hba1.internode.on.net
lns1.mel4.internode.on.net
lns2.mel4.internode.on.net
lns3.mel4.internode.on.net
lns4.mel4.internode.on.net
lns1.mel6.internode.on.net
lns2.mel6.internode.on.net
lns4.mel6.internode.on.net
lns1.per1.internode.on.net
lns1.syd2.internode.on.net
lns1.syd6.internode.on.net
lns2.syd6.internode.on.net
lns4.syd6.internode.on.net
lns1.syd7.internode.on.net
lns2.syd7.internode.on.net
lns3.syd7.internode.on.net
cor2.adl2.internode.on.net
lns10.adl2.internode.on.net
lns10.mel4.internode.on.net
lns10.syd6.internode.on.net
lns10.syd7.internode.on.net
nsw.adsl.internode.on.net
qld.adsl.internode.on.net
qld.padsl.internode.on.net
sa.adsl.internode.on.net
tas.adsl.internode.on.net
vic.adsl.internode.on.net
wa.adsl.internode.on.net
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.
--
hesketh.com/inc. v: +1(919)834-2552 f: +1(919)834-2553 w: http://hesketh.com/
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