Re: No Reverse Lookup

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From: Fao, Sean (enceladus311_at_yahoo.comI-WANT-NO-SPAM)
Date: 01/27/05 

Date: Thu, 27 Jan 2005 06:48:22 -0500

Herb Martin wrote:
> "Fao, Sean" <enceladus311@yahoo.comI-WANT-NO-SPAM> wrote in message
> news:OVPdzd8AFHA.3940@TK2MSFTNGP09.phx.gbl...
>
>>I'm running my own DNS server for my domain. The forward lookup zones
>>work as expected (I create a new host and it eventually propagates over
>>the Internet). The reverse lookup, however, do not work externally. My
>>internal network can do a reverse lookup just fine.
>
>
> Externally?
>
> You cannot expect private addresses to be of much
> use externally but even if you use public addresses,
> they will NOT be available to the world unless properly
> delegated....

I have a class C address block assigned to me from my ISP.

> In general, the Reverse lookup zones belong to the ISPs,
> although they can delegate to you if you have a large
> enough block and really wish to do this.

I'm not sure what you mean by this. Can you please explain?

> In general, you should not be (bothering) to host either
> type of your zones, but rather let the Registrar host such
> (external) forward domains, and the ISP host the reverse
> zones.

I like the flexibility of having my DNS server under my control. And up
until I realized reverse DNS wasn't working correctly, I've had great
success running my own.

> What is the zone? (IP range?)

143.247.20.0/24 (same address block I'm posting from)

> The parent zone much delegate if you wish it to work
> externally.

Delegate? With who's DNS server?

>>Is there anything I should be checking?
>
>
> Most people don't need reverse zones anyway except for
> the SMTP server (which is usually just two or three entries.)

AOL blocked email from my SMTP server and refuse to re-enable it until I
have reverse DNS for my SMTP server's IP address.

Thank you again for your help, 

-- 
Sean

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