[FX.php List] [OFF] Question about RDNS

[Bob Patin]

Jonathan,

I had to go to my ISP to get reverse DNS set up... I do know it helped  
to keep my mail server from being blacklisted...

Bob Patin
Longterm Solutions
bob at longtermsolutions.com
615-333-6858
http://www.longtermsolutions.com
Member of FileMaker Business Alliance and FileMaker TechNet

   CONTACT US VIA INSTANT MESSAGING:
      AIM or iChat: longterm1954
      Yahoo: longterm_solutions
      MSN: tech at longtermsolutions.com
      ICQ: 159333060

--------------------------
Contact us for FileMaker hosting and programming for all versions of  
FileMaker
PHP • CDML • Full email services • Free DNS hosting • Colocation •  
Consulting

On Dec 30, 2007, at 11:01 AM, Jonathan Schwartz wrote:

> An early Happy New Year to Fx.php'ers round the world.
>
> Pardon the off topic nature of this question. However, the issue  
> applies to any fx.hp installation with more than one machine.  While  
> I could ask the question in a DNS forum, few folks would share  
> similar circumstances.  Hopefully, the answer will be helpful to  
> others on the list.
>
> After running a single machine for 2 years, running OS X Server, Web  
> server, email server and FMSA 8.5, I recently split the installation  
> into 2 machines.  The FMSA went to its own machine.  The question is  
> how to deal with Revervse DNS on the second machne.
>
> With a single machine, there was no issue: everything was on a  
> single IP with the RDNS pointing back the single domain: exit445.com.
>
> Wth two machines, I'm trying different RDNS settings to try and get  
> it right. I currently have the second machine set up with the RDNS  
> name THE SAME as the first machine.  While things do work, several  
> entities do not like that set up. Both OS X Server and DNS Stuff  
> complain that the RDNS setting points back to the same domain that  
> is set up for machine 1.
>
> I DO have addl domains I could use instead of the original  
> (exit445.com). I have exit45a and exit445b also.  However, I wanted  
> to stay associated with the the original domain because of email  
> deliverability. (I also send email campaigns from machine 2).
>
> Is the solutions using a subdomain or virtual domain for RDNS on the  
> second machine...such as "server2.exit445.com"?  That way, it still  
> uses the original base domain but it doesn't conflict with machine 1?
>
> I JUST figured out how to create subdomains on OS X server, so I'm  
> ready.
>
> I realize that large companies have dozens of machines sharing the  
> same domain. I just need to cross the line from 1 to 2.
>
> Thanks
>
> Jonathan
> -- 
> Jonathan Schwartz
> Exit 445 Group
> jonathan at exit445.com
> http://www.exit445.com
> 415-381-1852
> _______________________________________________
> FX.php_List mailing list
> FX.php_List at mail.iviking.org
> http://www.iviking.org/mailman/listinfo/fx.php_list