Marcin Floryan wrote: > On 17/01/2008, David C. Rankin <[EMAIL PROTECTED]> wrote: > >> Ken Schneider wrote: >> > > >> No, this is just another of my anal retentive moments where I can't >> understand why my machine wants to ssh out to the world as >> mail.3111skyline.com. It's another of my inquisitively stupid "Why?" >> questions. I mean, what logic on the box looks to bind dns and says, "I >> want to be known as mail today? Hell, why not nemesis.3111skyline.com, >> it real name? (Ur, Umm, the name of the box is probably at fault) I >> should have called the son-of-a-bitch accommodating.3111skyline.com and >> I wouldn't have to put up with this stuff. >> >> I know it doesn't matter, but why? >> > > It is simply a problem of incorrectly configured reverse DNS for the > domain. A lookup for 66.76.63.120 yields mail.3111skyline.com. If mail > and nemesis are on machine as it seems to be I would also consider > using CNAME. > > Regards, > If there are multiple names pointing to the same IP address, which is the correct one? How is a remote computer to know? For example, I have a host name from my ISP and another name from someone else, both pointing to my IP. If I do a host lookup on my IP address, I get the name from my ISP and not the other one.
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