Reverse DNS Mapping not working

Barry Margolin barry.margolin at level3.com
Thu Aug 28 15:02:27 UTC 2003


In article <bikasp$uuk$1 at sf1.isc.org>, David Meier  <MEIER at logmail.net> wrote:
>Hi all,
>
>I am a newbie to this and have the thankful task of administering an
>OpenVMS DNS server that had been set up years ago by some other person.
>Now we get more and more returned emails back with a following text:
>
>(reason: 550 5.7.1 <user at domain.com>... Fix reverse DNS for
>195.141.214.59 or use your ISPs mail server)
>
>I am very unsure where to set the PTR records. I have found some PTR
>records in the file 214_141_195_in-addr_arpa.db. However they do not seem
>to work because mails do bounce from any of the server listed. Here's the
>files content:

You need to get your ISP to delegate the reverse DNS to you.

Note that if you haven't been assigned the entire 195.141.214.0/24 address
block, you'll need to use the subnet delegation method described in RFC 2317.


-- 
Barry Margolin, barry.margolin at level3.com
Level(3), Woburn, MA
*** DON'T SEND TECHNICAL QUESTIONS DIRECTLY TO ME, post them to newsgroups.
Please DON'T copy followups to me -- I'll assume it wasn't posted to the group.


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