DNS servers wont resolve certain DNS names
Barry Finkel
b19141 at achilles.ctd.anl.gov
Tue Oct 21 13:09:18 UTC 2003
"Mike Hale" <mhale at TOUA.net> wrote:
>I run the DNS servers for toua.net. I have a user that complained that
>he can't resolve www.hardocp.com through our name servers. He was right.
>For some reason dig times out when resolving that address through our
>name servers but I can resolve it through the root servers. I checked my
>root server list and it's up-to-date. I don't do any request forwards
>through another server, so I'm not sure why this may be happening. Any
>hints on where to look?
I tried to use your two DNS servers to test, but I could not access
either one. I am not sure what is happening, as I can successfully
traceroute to the NS2 and query the BIND version there.
==============================================================
britaine% dig toua.net ns
; <<>> DiG 8.3 <<>> toua.net ns
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1
;; QUERY SECTION:
;; toua.net, type = NS, class = IN
;; ANSWER SECTION:
toua.net. 4H IN NS NS1.toua.net.
toua.net. 4H IN NS NS2.toua.net.
;; ADDITIONAL SECTION:
NS1.toua.net. 20h45m6s IN A 216.64.154.21
;; Total query time: 91 msec
;; FROM: britaine.ctd.anl.gov to SERVER: default -- 146.139.254.5
;; WHEN: Tue Oct 21 08:01:15 2003
;; MSG SIZE sent: 26 rcvd: 78
britaine%
==============================================================
britaine% dig www.hardocp.com @NS1.toua.net.
; <<>> DiG 8.3 <<>> www.hardocp.com @NS1.toua.net.
; (1 server found)
;; res options: init recurs defnam dnsrch
;; res_nsend to server NS1.toua.net. 216.64.154.21: Connection timed out
britaine%
==============================================================
britaine% dig www.hardocp.com @NS2.toua.net.
; <<>> DiG 8.3 <<>> www.hardocp.com @NS2.toua.net.
; (1 server found)
;; res options: init recurs defnam dnsrch
;; res_nsend to server NS2.toua.net. 64.25.64.32: Connection timed out
britaine%
==============================================================
britaine% version.exec ns2.toua.net
; <<>> DiG 8.3 <<>> txt chaos version.bind +norec @ns2.toua.net
;; version.bind, type = TXT, class = CHAOS
version.bind. 0S CHAOS TXT "9.2.1"
britaine%
==============================================================
britaine% dig www.hardocp.com @NS2.toua.net
; <<>> DiG 8.3 <<>> www.hardocp.com @NS2.toua.net
; (1 server found)
;; res options: init recurs defnam dnsrch
;; res_nsend to server NS2.toua.net 64.25.64.32: Connection timed out
britaine%
==============================================================
britaine% dig +debug www.hardocp.com @NS2.toua.net
; <<>> DiG 8.3 <<>> +debug www.hardocp.com @NS2.toua.net
; (1 server found)
;; res_nmkquery(QUERY, www.hardocp.com, IN, A)
;; res options: init debug recurs defnam dnsrch
;; res_send()
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 61870
;; flags: rd; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
;; QUERY SECTION:
;; www.hardocp.com, type = A, class = IN
;; Querying server (# 1) address = 64.25.64.32
;; new DG socket
;; timeout
;; Querying server (# 1) address = 64.25.64.32
;; timeout
;; res_nsend to server NS2.toua.net 64.25.64.32: Connection timed out
britaine%
==============================================================
----------------------------------------------------------------------
Barry S. Finkel
Computing and Instrumentation Solutions Division
Argonne National Laboratory Phone: +1 (630) 252-7277
9700 South Cass Avenue Facsimile:+1 (630) 252-4601
Building 222, Room D209 Internet: BSFinkel at anl.gov
Argonne, IL 60439-4828 IBMMAIL: I1004994
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