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Trying to get full domain info in nslookup
I have an interesting situation and am unclear if my DNS servers are at
issue (128.218.254.10 and 128.218.254.40). I get the following results when trying to get complete info for the domain below though after querying the separate components, I get that piece of info. Is this normal and what should I do to remedy it if it is not. Running QIP's BIND8.2.4 on Solaris9 1st query w/ set q=any: Answer Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET Authority Records Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET Additional Records Section: UDNS2.ULTRADNS.NET, A, 204.74.101.1 UDNS1.ULTRADNS.NET, A, 204.69.234.1 2nd query w/ set q=any after set q=soa: Answer Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET immunetolerance.org, SA, UDNS1.ULTRADNS.NET, gkuyat.immunetolerance.org Authority Records Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET Additional Records Section: UDNS2.ULTRADNS.NET, A, 204.74.101.1 UDNS1.ULTRADNS.NET, A, 204.69.234.1 3rd query w/ set q=any after set q=a: Answer Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET immunetolerance.org, SA, UDNS1.ULTRADNS.NET, gkuyat.immunetolerance.org immunetolerance.org, A, 128.121.49.2 Authority Records Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET Additional Records Section: UDNS2.ULTRADNS.NET, A, 204.74.101.1 UDNS1.ULTRADNS.NET, A, 204.69.234.1 4th query w/ set q=any after set q=mx: Answer Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET immunetolerance.org, SA, UDNS1.ULTRADNS.NET, gkuyat.immunetolerance.org immunetolerance.org, A, 128.121.49.2 immunetolerance.org, MX, 0, mail.immunetolerance.org Authority Records Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET Additional Records Section: UDNS2.ULTRADNS.NET, A, 204.74.101.1 UDNS1.ULTRADNS.NET, A, 204.69.234.1 mail.immunetolerance.org, A, 38.118.73.195 you, Koehler Charles Walter Koehler voice (415) 476-8767 Information Technology Services pager (415) 719-5189 University of California, San Francisco cwk (AT) its (DOT) ucsf.edu ** CNFIDENTIALITY NTICE ** This e-mail communication and any attachments may contain confidential and privileged information for the use of the designated recipients named above. Distribution, reproduction or any other use of this trans- mission by any party other than the intended recipient is prohibited. |
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#2
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Trying to get full domain info in nslookup
Koehler, Charles wrote:
>I have an interesting situation and am unclear if my DNS servers are at >issue (128.218.254.10 and 128.218.254.40). > >I get the following results when trying to get complete info for the >domain below though after querying the separate components, I get that >piece of info. > >Is this normal and what should I do to remedy it if it is not. > >Running QIP's BIND8.2.4 on Solaris9 > > > >1st query w/ set q=any: >Answer Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET >Authority Records Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET >Additional Records Section: UDNS2.ULTRADNS.NET, A, 204.74.101.1 UDNS1.ULTRADNS.NET, A, 204.69.234.1 > > >2nd query w/ set q=any after set q=soa: >Answer Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET immunetolerance.org, SA, UDNS1.ULTRADNS.NET, >gkuyat.immunetolerance.org >Authority Records Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET >Additional Records Section: UDNS2.ULTRADNS.NET, A, 204.74.101.1 UDNS1.ULTRADNS.NET, A, 204.69.234.1 > > >3rd query w/ set q=any after set q=a: >Answer Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET immunetolerance.org, SA, UDNS1.ULTRADNS.NET, >gkuyat.immunetolerance.org immunetolerance.org, A, 128.121.49.2 >Authority Records Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET >Additional Records Section: UDNS2.ULTRADNS.NET, A, 204.74.101.1 UDNS1.ULTRADNS.NET, A, 204.69.234.1 > > >4th query w/ set q=any after set q=mx: >Answer Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET immunetolerance.org, SA, UDNS1.ULTRADNS.NET, >gkuyat.immunetolerance.org immunetolerance.org, A, 128.121.49.2 immunetolerance.org, MX, 0, mail.immunetolerance.org >Authority Records Section: immunetolerance.org, NS, UDNS2.ULTRADNS.NET immunetolerance.org, NS, UDNS1.ULTRADNS.NET >Additional Records Section: UDNS2.ULTRADNS.NET, A, 204.74.101.1 UDNS1.ULTRADNS.NET, A, 204.69.234.1 mail.immunetolerance.org, A, 38.118.73.195 > QTYPE=* (otherwise known as "any") queries are treated by BIND as because of a misreading of RFC 1034 that has never been corrected. So if something happens to be cached for the name you're querying in the nameserver which is responding to the query, you get the cached data, otherwise it goes out and fetches a new set of Resource Records. To run a proper test, you'd need to clear the cache (i.e. restart the nameserver process) between each set of queries. Then you'd see that each response to a QTYPE=* query consists of only those RRs with the name immunetolerance.org that were cached from the responses to the previous immunetolerance.org queries (assuming that the cache wasn't being populated with immunetolerance.org Resource Records by anything else). Bottom line, BIND has made QTYPE=* a lot less useful than it could be or was originally intended to be. I think there isn't a lot of incentive to fix this, though, because to fix it raises the possibility that apps could start using QTYPE=* inappropriately, thus causing wasted resources. That's a FUD argument, though, and should not IM stand in the way of a proper implementation. - Kevin |
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