Problem resolving www.futureshop.ca

[Mark Andrews]

> BIND Users:
> 
> I am no longer able to access www.futureshop.ca (or www.bestbuy.ca) while
> using a Local BIND (Caching Nameserver), which I find strange since up
> until a few months ago I could (only recently did I notice this appears to
> be an "issue" with my Local BIND being able to Resolve these particula
> addresses)!!!  If I use my Provider's Nameservers directly or indirectly
> as FORWARDERs for the Local BIND the above addresses do resolve:
> 
> -----------------------------------------------------------------------------
> ---
> ; <<>> DiG 9.2.1 <<>> www.futureshop.ca
> ;; global options:  printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 50486
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
> 
> ;; QUESTION SECTION:
> ;www.futureshop.ca.             IN      A
> 
> ;; ANSWER SECTION:
> www.futureshop.ca.      10      IN      A       199.60.115.193
> 
> ;; AUTHORITY SECTION:
> futureshop.ca.          33      IN      NS      dns2.cidc.telus.com.
> futureshop.ca.          33      IN      NS      dns1.cidc.telus.com.
> 
> ;; ADDITIONAL SECTION:
> dns1.cidc.telus.com.    78832   IN      A       216.123.224.131
> dns2.cidc.telus.com.    27007   IN      A       66.203.199.203
> 
> ;; Query time: 48 msec
> ;; SERVER: 127.0.0.1#53(127.0.0.1)
> ;; WHEN: Wed May 25 01:33:36 2005
> ;; MSG SIZE  rcvd: 135
> -----------------------------------------------------------------------------
> ---
> 
> Although deeper DNS Traces fail while attempting to access
> dns1.cidc.telus.com/dns2.cidc.telus.com directly:
> 
> -----------------------------------------------------------------------------
> ---
> ; <<>> DiG 9.2.1 <<>> +trace www.futureshop.ca
> ;; global options:  printcmd
> .                       484175  IN      NS      F.ROOT-SERVERS.NET.
> .                       484175  IN      NS      G.ROOT-SERVERS.NET.
> .                       484175  IN      NS      H.ROOT-SERVERS.NET.
> .                       484175  IN      NS      I.ROOT-SERVERS.NET.
> .                       484175  IN      NS      J.ROOT-SERVERS.NET.
> .                       484175  IN      NS      K.ROOT-SERVERS.NET.
> .                       484175  IN      NS      L.ROOT-SERVERS.NET.
> .                       484175  IN      NS      M.ROOT-SERVERS.NET.
> .                       484175  IN      NS      A.ROOT-SERVERS.NET.
> .                       484175  IN      NS      B.ROOT-SERVERS.NET.
> .                       484175  IN      NS      C.ROOT-SERVERS.NET.
> .                       484175  IN      NS      D.ROOT-SERVERS.NET.
> .                       484175  IN      NS      E.ROOT-SERVERS.NET.
> ;; Received 436 bytes from 127.0.0.1#53(127.0.0.1) in 83 ms
> 
> ca.                     172800  IN      NS      CA05.CIRA.ca.
> ca.                     172800  IN      NS      CA06.CIRA.ca.
> ca.                     172800  IN      NS      NS-EXT.ISC.ORG.
> ca.                     172800  IN      NS      CA01.CIRA.ca.
> ca.                     172800  IN      NS      CA02.CIRA.ca.
> ca.                     172800  IN      NS      CA04.CIRA.ca.
> ;; Received 287 bytes from 192.5.5.241#53(F.ROOT-SERVERS.NET) in 52 ms
> 
> futureshop.ca.          86400   IN      NS      dns1.cidc.telus.com.
> futureshop.ca.          86400   IN      NS      dns2.cidc.telus.com.
> ;; Received 87 bytes from 129.33.164.84#53(CA05.CIRA.ca) in 50 ms
> 
> ;; connection timed out; no servers could be reached
> -----------------------------------------------------------------------------
> ---
> 
> I am further confounded since similar Traces from other providers do NOT
> exhibit this "problem"...  What new "feature" might be Provider Specific
> such that a Local BIND is unable to receive data directly (but ONLY in a
> limited case)???
> 
> Lawrence Houston  --  (bind at greenfield.dyndns.org)
> 
> 
> 

	You most probably have a routing / firewall problem between you
	and those servers.

--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org