not resolving from some places?

Kirk Bradel kirkb at kirkb.net
Thu Jul 26 17:51:38 UTC 2007


Barry Finkel wrote:
>>
>> [root at ns2 named]# dig www.atosresearch.eu
>>
>> ; <<>> DiG 9.2.1 <<>> www.atosresearch.eu
>> ;; global options:  printcmd
>> ;; connection timed out; no servers could be reached
>> [root at ns2 named]# dig www.atosresearch.eu
>>
>> ; <<>> DiG 9.2.1 <<>> www.atosresearch.eu
>> ;; global options:  printcmd
>> ;; Got answer:
>> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 11213
>> ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 3, ADDITIONAL: 3
>>
>> ;; QUESTION SECTION:
>> ;www.atosresearch.eu.           IN      A
>>
>> ;; ANSWER SECTION:
>> www.atosresearch.eu.    85642   IN      CNAME   arroyito.atosorigin.es.
>> arroyito.atosorigin.es. 85646   IN      A       212.170.156.75
>>
>> ;; AUTHORITY SECTION:
>> atosorigin.es.          85646   IN      NS      ns1.atosorigin.es.
>> atosorigin.es.          85646   IN      NS      ns2.atosorigin.es.
>> atosorigin.es.          85646   IN      NS      ineco.nic.es.
>>
>> ;; ADDITIONAL SECTION:
>> ns1.atosorigin.es.      85624   IN      A       212.170.156.7
>> ns2.atosorigin.es.      85624   IN      A       212.170.156.77
>> ineco.nic.es.           2842    IN      A       194.69.254.2
>>
>> ;; Query time: 1 msec
>> ;; SERVER: 127.0.0.1#53(127.0.0.1)
>> ;; WHEN: Wed Jul 25 13:16:08 2007
>> ;; MSG SIZE  rcvd: 197
> 
> The first query takes time, and an answer is placed in the cache.
> The second query gets it answer immediately from the cache without
> delay.
> 
>        flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 3, ADDITIONAL: 3
> 
> Note the absence of "aa" (authoritative answer); this answer came from
> the DNS cache.



One of the NS appears to be lame.



; <<>> DiG 9.2.4 <<>> +norec @ineco.nic.es. www.atosresearch.eu.
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 56937
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 0

;; QUESTION SECTION:
;www.atosresearch.eu.           IN      A

;; AUTHORITY SECTION:
.                       518400  IN      NS      M.ROOT-SERVERS.NET.
.                       518400  IN      NS      A.ROOT-SERVERS.NET.
.                       518400  IN      NS      B.ROOT-SERVERS.NET.
.                       518400  IN      NS      C.ROOT-SERVERS.NET.
.                       518400  IN      NS      D.ROOT-SERVERS.NET.
.                       518400  IN      NS      E.ROOT-SERVERS.NET.
.                       518400  IN      NS      F.ROOT-SERVERS.NET.
.                       518400  IN      NS      G.ROOT-SERVERS.NET.
.                       518400  IN      NS      H.ROOT-SERVERS.NET.
.                       518400  IN      NS      I.ROOT-SERVERS.NET.
.                       518400  IN      NS      J.ROOT-SERVERS.NET.
.                       518400  IN      NS      K.ROOT-SERVERS.NET.
.                       518400  IN      NS      L.ROOT-SERVERS.NET.

;; Query time: 198 msec
;; SERVER: 194.69.254.2#53(194.69.254.2)
;; WHEN: Thu Jul 26 12:49:58 2007
;; MSG SIZE  rcvd: 248



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