SERVFAIL

Chris Buxton cbuxton at menandmice.com
Tue Aug 14 17:20:08 UTC 2007


No, the second server did not find the answer. Instead, it gave you a  
referral - note the lack of an "ra" flag in the header. The second  
server is not willing to do recursion for you, and therefore did not  
try to resolve the final answer to your request, whereas the first  
server did, failed due to lame delegations, and returned a failure  
message.

Chris Buxton
Men & Mice

On Aug 14, 2007, at 3:02 AM, Felipe Ceglia - PY1NB wrote:

> (...)
>> The zone is delegated to ns1.dnsgeral.com and ns2.dnsgeral.com, but
>> neither of those nameservers seem to have knowledge of the zone.
>>                   - Kevin
>
>
> This is strange: my server returns SERVFAIL, while other resolves it:
>
> Thank you.
>
> $ dig agencia21.com
>
> ; <<>> DiG 9.3.3rc2 <<>> agencia21.com
> ;; global options:  printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 19436
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
>
> ;; QUESTION SECTION:
> ;agencia21.com.                 IN      A
>
> ;; Query time: 505 msec
> ;; SERVER: 127.0.0.1#53(127.0.0.1)
> ;; WHEN: Tue Aug 14 09:59:30 2007
> ;; MSG SIZE  rcvd: 31
>
> ---------------------------------------------------------------------- 
> -----
>
> $ dig agencia21.com @200.255.253.241
>
> ; <<>> DiG 9.3.3rc2 <<>> agencia21.com @200.255.253.241
> ; (1 server found)
> ;; global options:  printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 12110
> ;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 0
>
> ;; QUESTION SECTION:
> ;agencia21.com.                 IN      A
>
> ;; AUTHORITY SECTION:
> com.                    17931   IN      NS      L.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      C.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      K.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      B.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      M.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      F.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      J.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      H.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      E.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      G.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      D.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      I.GTLD-SERVERS.NET.
> com.                    17931   IN      NS      A.GTLD-SERVERS.NET.
>
> ;; Query time: 19 msec
> ;; SERVER: 200.255.253.241#53(200.255.253.241)
> ;; WHEN: Tue Aug 14 09:57:39 2007
> ;; MSG SIZE  rcvd: 255
>
> ---------------------------------------------------------------------- 
> --
>
>



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