set up Reverse DNS zone

Barry Margolin barmar at alum.mit.edu
Thu Dec 20 00:14:26 UTC 2007


In article <fkbacm$s2s$1 at sf1.isc.org>, ram <ram at netcore.co.in> wrote:

> Actually the IP's are BGP announced at a theplanet datacentre. Should I
> tell them to setup a reverse zone delegation ? 

No, because the parent domain isn't delegated to them.  202.162.0.0/16 
isn't assigned to anyone, APNIC is assigning all smaller blocks, so the 
delegation has to come from them.

> 
> 
> 
> On Wed, 2007-12-19 at 09:15 -0500, Jeff Lightner wrote:
> > Did you tell your ISP which DNS servers to use for your reverse lookups?
> > 
> > Your Registrar typically provides you the domain name.   Many will also
> > allow you to setup your DNS entries on their DNS servers.  However, they
> > don't own the IP range provided by your ISP (unless they are also your
> > ISP).  The ISP has to do a reverse delegation pointing to the correct
> > DNS servers for the IP range they gave you.
> > 
> > For example in our zones we have Network Solutions as Registrar, our own
> > in house DNS servers and AT&T as the internet carrier.   We had to tell
> > BOTH Network Solutions AND AT&T what our DNS servers were.  Network
> > Solutions so it could delegate forward lookups to us and AT&T so it
> > could delegate reverse lookups to us.
> > 
> > -----Original Message-----
> > From: bind-users-bounce at isc.org [mailto:bind-users-bounce at isc.org] On
> > Behalf Of ram
> > Sent: Wednesday, December 19, 2007 2:27 AM
> > To: DNS BIND
> > Subject: OT: set up Reverse DNS zone
> > 
> > The APNIC site is extremely unhelpful in setting up new reverse DNS
> > zones
> > 
> > I want the the NS record for our servers to be pointed to our DNS
> > servers and nothing has done inspite of giving the request on the APNIC
> > page 
> > http://www.apnic.net/services/dns_guide.html
> > 
> > http://www.apnic.net/db/domain.html
> > 
> > They have not setup the the NS record for my zones 
> > 242.162.202.in-addr.arpa . We recieved a mail from them and took the
> > necessary actions but nothing has been done since 1 week now 
> > 
> > Can someone guide me whom can I approach for proper help 
> > 
> > 
> > Thanks
> > Ram
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-- 
Barry Margolin, barmar at alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***
*** PLEASE don't copy me on replies, I'll read them in the group ***



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