To:
Bruce Campbell <bruce.campbell@apnic.net>
Cc:
dnsop@cafax.se
From:
Mark.Andrews@nominum.com
Date:
Wed, 09 May 2001 17:43:43 +1000
In-reply-to:
Your message of "Wed, 09 May 2001 16:33:11 +1000." <Pine.BSF.4.21.0105091625580.43413-100000@julubu.staff.apnic.net>
Sender:
owner-dnsop@cafax.se
Subject:
Re: Should a nameserver know about itself?
> > For those that aren't familar with our DNS operations, we manage in an > automated fashion the reverse delegations for the Asia Pacific Region. > > We've assumed (in writing one of our automated delegation tests) that a > given nameserver is 'responding' if it knows about itself, ie, can supply, > when queried, an A/AAAA/A6 record and/or a PTR record for its own name/IP > address. > > Unfortunately, we're running into a number of delegations that are failing > as the given nameservers fail both of the above tests, ie, the given > nameserver cannot supply any information about itself. > > Is the assumption that a nameserver should have information about itself > correct? The assumption is incorrect. The only time it has to be able to retrieve its own address is when it lives within a domain it serves. It never needs to know its own name. Mark > > -- > Bruce Campbell <bruce.campbell@apnic.net> +61-7-3367-0490 > Systems Administrator APNIC > -- Mark Andrews, Nominum Inc. 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: Mark.Andrews@nominum.com