DNS Help

Brian Kelsay bkelsay at comcast.net
Sun Jun 27 02:04:01 CDT 2004


Don Erickson wrote:
> Daniel Siemens wrote:
> 
>> sbcglobal.net email.  I know SBC will create a PTR record for you if you
>> have static IP's.   I don't know how they will do this for you with a
>> dynamic IP.   Without these records, expect some email to fail.   AOL
>> comes to mind.  
> 
> AOL just checks to see if there IS a PTR record, it doesn't have to
> match anything, and even then AOL doesn't necessarily reject it,
> according to Carl Hutzler, AOL's "director of Anti-Spam operations".
> But AOL is going to start rejecting email that fails SPF
> (http://spf.pobox.com) next month.  SPF is simply an anti-forgery scheme
> rather than specifically anti-spam, but if spammers can't hide behind
> fake addresses it is a good start.
> 
> Oh, and I hadn't realized that Brian's IP was dynamic.  Scratch
> self-hosting the DNS server, in that case.

Yes, my IP is Dynamic, although it has not changed in 14-18 months.  I 
could set it as static at zoneedit.com and fix it if the IP changes. 
Not a big deal for an experimental website.   I may use Knoppix or a 
debian-liveCD derivative to get debian on the box.  I think I saw one 
the other day that was stripped down for web serving even.  Knoppix I 
can boot to run-level 2 so that I just get a command line.  I may even 
use Damn Small Linux, just because I can.  I know mostly how to convert 
it to a full debian.




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