Getting a formerr 'invalid response' for winqual.microsoft.com. but dig +trace works.
Mark Andrews
marka at isc.org
Thu Feb 9 04:00:31 UTC 2012
Microsoft's servers are broken. "aa" should be set but it isn't.
Mark
; <<>> DiG 9.7.3-P3 <<>> winqual.partners.extranet.microsoft.com @dns10.one.microsoft.com +norec
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 24074
;; flags: qr ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;winqual.partners.extranet.microsoft.com. IN A
;; ANSWER SECTION:
winqual.partners.extranet.microsoft.com. 10 IN A 207.46.52.39
;; Query time: 187 msec
;; SERVER: 131.107.125.65#53(131.107.125.65)
;; WHEN: Thu Feb 9 14:53:28 2012
;; MSG SIZE rcvd: 112
In message <CAGyBzcxdZDAiHLG=V4fegWSGao3mg8Zd5HnWg6PHgU5XfsuewA at mail.gmail.com>, Matt Doughty writes:
> I have spend the afternoon trying to figure this out. The response I
> get back from their nameserver looks fine to me, and dig +trace works
> fine, but a regular dig returns a servfail. I have looked at the code
> for invalid response, but I don't quite follow what is going on there,
> and the comment 'responder is insane' leaves something to be desired.
> Any help would be appreciated here. I have included the dig +trace
> output below:
>
> dig +trace winqual.partners.extranet.microsoft.com.
>
> ; <<>> DiG 9.7.0-P1 <<>> +trace winqual.partners.extranet.microsoft.com.
> ;; global options: +cmd
> . 518004 IN NS j.root-servers.net.
> . 518004 IN NS e.root-servers.net.
> . 518004 IN NS l.root-servers.net.
> . 518004 IN NS c.root-servers.net.
> . 518004 IN NS m.root-servers.net.
> . 518004 IN NS d.root-servers.net.
> . 518004 IN NS b.root-servers.net.
> . 518004 IN NS h.root-servers.net.
> . 518004 IN NS k.root-servers.net.
> . 518004 IN NS a.root-servers.net.
> . 518004 IN NS g.root-servers.net.
> . 518004 IN NS i.root-servers.net.
> . 518004 IN NS f.root-servers.net.
> ;; Received 228 bytes from 172.16.255.1#53(172.16.255.1) in 1 ms
>
> com. 172800 IN NS h.gtld-servers.net.
> com. 172800 IN NS f.gtld-servers.net.
> com. 172800 IN NS m.gtld-servers.net.
> com. 172800 IN NS g.gtld-servers.net.
> com. 172800 IN NS l.gtld-servers.net.
> com. 172800 IN NS c.gtld-servers.net.
> com. 172800 IN NS d.gtld-servers.net.
> com. 172800 IN NS a.gtld-servers.net.
> com. 172800 IN NS b.gtld-servers.net.
> com. 172800 IN NS i.gtld-servers.net.
> com. 172800 IN NS j.gtld-servers.net.
> com. 172800 IN NS e.gtld-servers.net.
> com. 172800 IN NS k.gtld-servers.net.
> ;; Received 497 bytes from 192.33.4.12#53(c.root-servers.net) in 18 ms
>
> microsoft.com. 172800 IN NS ns3.msft.net.
> microsoft.com. 172800 IN NS ns1.msft.net.
> microsoft.com. 172800 IN NS ns5.msft.net.
> microsoft.com. 172800 IN NS ns2.msft.net.
> microsoft.com. 172800 IN NS ns4.msft.net.
> ;; Received 235 bytes from 192.43.172.30#53(i.gtld-servers.net) in 67 ms
>
> partners.extranet.microsoft.com. 3600 IN NS dns10.one.microsoft.com.
> partners.extranet.microsoft.com. 3600 IN NS dns13.one.microsoft.com.
> partners.extranet.microsoft.com. 3600 IN NS dns11.one.microsoft.com.
> partners.extranet.microsoft.com. 3600 IN NS dns12.one.microsoft.com.
> ;; Received 236 bytes from 64.4.59.173#53(ns2.msft.net) in 3 ms
>
> winqual.partners.extranet.microsoft.com. 10 IN A 131.107.97.31
> ;; Received 112 bytes from 131.107.125.65#53(dns10.one.microsoft.com) in 23 ms
>
>
> --
> --Matt
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--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: marka at isc.org
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