No resolving in some geographic areas
Mark Andrews
Mark_Andrews at isc.org
Thu Jul 5 03:51:57 UTC 2007
> Sorry Barry, Mark
> I used to hide info for security reasons, but you're right!!
>
> This is the info for the domain which is in troubles www.rebujia.com.co
>
> Some people can open the site and others just don't do
>
>
> # dig www.rebujia.com.co
>
> ; <<>> DiG 9.3.2 <<>> www.rebujia.com.co
> ;; global options: printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 56733
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 6, ADDITIONAL: 4
>
> ;; QUESTION SECTION:
> ;www.rebujia.com.co. IN A
>
> ;; ANSWER SECTION:
> www.rebujia.com.co. 842 IN CNAME proxy.rebujia.com.co.
> proxy.rebujia.com.co. 842 IN A 201.234.69.219
>
> ;; AUTHORITY SECTION:
> co. 38845 IN NS cdcnet.uniandes.edu.co.
> co. 38845 IN NS kenshin.uniandes.edu.co.
> co. 38845 IN NS mintaka.uniandes.edu.co.
> co. 38845 IN NS ayax.uniandes.edu.co.
> co. 38845 IN NS cmcl2.nyu.edu.
> co. 38845 IN NS saell.cc.columbia.edu.
>
> ;; ADDITIONAL SECTION:
> ayax.uniandes.edu.co. 37221 IN A 157.253.50.3
> cdcnet.uniandes.edu.co. 37221 IN A 157.253.1.13
> kenshin.uniandes.edu.co. 37221 IN A 200.57.34.101
> mintaka.uniandes.edu.co. 37221 IN A 200.31.69.106
>
> ;; Query time: 40 msec
> ;; SERVER: 200.30.115.163#53(200.30.115.163)
> ;; WHEN: Wed Jul 4 22:25:28 2007
> ;; MSG SIZE rcvd: 292
>
> What could be wrong?
One of the servers for rebujia.com.co doesn't have the address
record for proxy.rebujia.com.co.
Also the NS list in the parent zone should match that in the
zone itself. The currently don't.
; <<>> DiG 9.3.4 <<>> +norec www.rebujia.com.co @chester.consulcom.com.co
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50952
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;www.rebujia.com.co. IN A
;; ANSWER SECTION:
www.rebujia.com.co. 86400 IN CNAME proxy.rebujia.com.co.
;; AUTHORITY SECTION:
rebujia.com.co. 86400 IN SOA chester.consulcom.com.co. root.rebujia.com.co. 2005103103 10800 3600 604800 86400
;; Query time: 312 msec
;; SERVER: 200.21.82.114#53(200.21.82.114)
;; WHEN: Thu Jul 5 13:47:03 2007
;; MSG SIZE rcvd: 115
> Thanks in advanced
>
> Carlos Bernat
> ---------- Forwarded message ----------
> From: Barry Margolin <barmar at alum.mit.edu>
> Date: 04-jul-2007 22:07
> Subject: Re: No resolving in some geographic areas
> To: comp-protocols-dns-bind at isc.org
>
> In article <f6hj6n$11l0$1 at sf1.isc.org>,
> "Carlos Alberto Bernat Orozco" <cabo81 at gmail.com> wrote:
>
> > Hi Group
> > I need help for a question which is killing me!! I configured BIND 8 on
> > CentOS for my web site and BIND resolves fine for some users but doesn't
> in
> > other cities.
>
> What's the real domain that you're having trouble with? We can't tell
> whether you've made a mistake in delegation or configuration when you
> hide the domain like this.
>
> >
> > this the result for dig:
> > # dig myhost.myserver.com.co
> >
> > ; <<>> DiG 9.3.2 <<>> myhost.myserver.com.co
> > ;; global options: printcmd
> > ;; Got answer:
> > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1916
> > ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 6, ADDITIONAL: 4
> >
> > ;; QUESTION SECTION:
> > ;myhost.myserver.com.co. IN A
> >
> > ;; ANSWER SECTION:
> > myhost.myserver.com.co. 7244 IN A xxxx.xxxx.xxxx.xxxx
> >
> > ;; AUTHORITY SECTION:
> > co. 45247 IN NS cmcl2.nyu.edu.
> > co. 45247 IN NS saell.cc.columbia.edu.
> > co. 45247 IN NS cdcnet.uniandes.edu.co.
> > co. 45247 IN NS kenshin.uniandes.edu.co.
> > co. 45247 IN NS mintaka.uniandes.edu.co.
> > co. 45247 IN NS ayax.uniandes.edu.co.
>
> The fact that the answer contains authority records for co. rather than
> myserver.com.co. suggests that something is wrong. But we can't tell if
> you don't tell us what the domain is.
>
> >
> > ;; ADDITIONAL SECTION:
> > ayax.uniandes.edu.co. 177 IN A 157.253.50.3
> > cdcnet.uniandes.edu.co. 177 IN A 157.253.1.13
> > kenshin.uniandes.edu.co. 177 IN A 200.57.34.101
> > mintaka.uniandes.edu.co. 177 IN A 200.31.69.106
> >
> > ;; Query time: 40 msec
> > ;; SERVER: xxxx.xxxx.xxxx.xxxx#53(xxxx.xxxx.xxxx.xxxx)
> > ;; WHEN: Wed Jul 4 20:38:46 2007
> > ;; MSG SIZE rcvd: 274
> >
> >
> >
> > Where could be the error?? Is a problem of the foreign ISP of my clients??
> >
> > Please help and thanks in advanced!!!
> >
> > Carlos Bernat
>
> --
> 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 ***
>
>
>
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews at isc.org
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