[SC-Help] Re: Enlighten me on this.
nobody at devnull.spamcop.net
Fri Jul 23 09:34:32 EDT 2004
"Mike Easter" wrote in message
> The actual 'where' I found by using a lookup tool, SamSpade's DNS
> function on the name pmta06.mta.everyone.net and by checking the dig
> for everyone.net's MXes. Sometimes the pmta06 name being used might not
> be exactly what the name of the mx is.
> The 'variation' in the name of the mx and the way the server stamped the
> line and the way the forward DNS and the reverse DNS work are beyond
> where we want to go with the discussion just now; but that's what you
> cited me saying at the top.
> That is, SamSpade's 'handy' DNS works like this:
> dns everyone.net
> Mail for everyone.net is handled by sitemail.everyone.net
> and I can get the IPs for both of those:
> Canonical name: sitemail.everyone.net
> Canonical name: sitemail2.everyone.net
> I can also 'go the other way' and feed it a name to get an IP:
> dns pmta06.mta.everyone.net
> Mail for pmta06.mta.everyone.net is handled by sitemail.everyone.net
> Canonical name: pmta06.mta.everyone.net
> So, you can see that sitemail and pmta06 are 'the same' functionally.
> So, if a mailer wanted to mail something to an address handled by
> everyone.net, let's say jane at everyone.net, then the mailserver would
> find out how to 'aim' the mail at the everyone.net mx, and then the
> everyone mx would receive it and begin stamping the lines we're talking
Most Excellent! by way of elaboration. FWIW I have added Sam's site
to my "Wanted" folder. Although I am thinking I may have known that
pmta06.etc "belonged" to my provider, I did not know for how you
accomplished the "lookup". Thanks!
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