Pls help...trouble resolving a particular domain
Mark_Andrews at isc.org
Mark_Andrews at isc.org
Mon Aug 18 03:24:19 UTC 2003
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> BIND Gurus,
>
> I'm having problems resolving www.oum.edu.my from my nameservers. Apparently,
> there's no problem resolving this domain from other nameservers. Both the pr
> imary and secondary for this domain seems to be answering to my dig queries,
> but when my users query my nameserver, it can't resolve it. Also, there does
> n't seem to be any SOA or NS records on both the primary and secondary for th
> is domain. Could this be the problem? I've contacted the admin for this domai
> n and according to him, this is normal and in fact part of a limitation of th
> e DNS package that he is using. I've done a packet trace and have noticed tha
> t none of my queries are being replied. I've also checked this with the admin
> for the domain and he has confirmed that there is no firewall or access list
> blocking our communication. Any ideas on where I can go next?
>
> Thanks!
>
>
> - Elias -
The nameservers for www.oum.edu.my *lie* about whether the name
exists or not. Returning inconsistant answers is *bad*.
Mark
; <<>> DiG 8.3 <<>> mx www.oum.edu.my @dns1.oum.edu.my.
; (1 server found)
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4
;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
;; QUERY SECTION:
;; www.oum.edu.my, type = MX, class = IN
;; Total query time: 261 msec
;; FROM: bsdi.dv.isc.org to SERVER: dns1.oum.edu.my. 202.185.23.4
;; WHEN: Mon Aug 18 13:18:48 2003
;; MSG SIZE sent: 32 rcvd: 32
; <<>> DiG 8.3 <<>> a www.oum.edu.my @dns1.oum.edu.my.
; (1 server found)
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUERY SECTION:
;; www.oum.edu.my, type = A, class = IN
;; ANSWER SECTION:
www.oum.edu.my. 5M IN A 202.185.23.12
;; Total query time: 263 msec
;; FROM: bsdi.dv.isc.org to SERVER: dns1.oum.edu.my. 202.185.23.4
;; WHEN: Mon Aug 18 13:19:02 2003
;; MSG SIZE sent: 32 rcvd: 48
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark.Andrews at isc.org
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