J.ROOT-SERVERS.NET cached address question
Mark_Andrews at isc.org
Mark_Andrews at isc.org
Mon Nov 11 21:09:32 UTC 2002
>
> in comp.protocols.dns.bind i read:
>
> >dig @your.primary.dns > root.file
>
> unless `your.primary.dns' still has the old j value cached. using
> @some.root.other.than.j is more certain.
>
> --
> bringing you boring signatures for 17 years
>
Even the old J.ROOT-SERVERS.NET will give you the right answer.
Mark
; <<>> DiG 8.3 <<>> ns . @198.41.0.10
; (1 server found)
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 13
;; QUERY SECTION:
;; ., type = NS, class = IN
;; ANSWER SECTION:
. 6D IN NS D.ROOT-SERVERS.NET.
. 6D IN NS A.ROOT-SERVERS.NET.
. 6D IN NS H.ROOT-SERVERS.NET.
. 6D IN NS C.ROOT-SERVERS.NET.
. 6D IN NS G.ROOT-SERVERS.NET.
. 6D IN NS F.ROOT-SERVERS.NET.
. 6D IN NS B.ROOT-SERVERS.NET.
. 6D IN NS J.ROOT-SERVERS.NET.
. 6D IN NS K.ROOT-SERVERS.NET.
. 6D IN NS L.ROOT-SERVERS.NET.
. 6D IN NS M.ROOT-SERVERS.NET.
. 6D IN NS I.ROOT-SERVERS.NET.
. 6D IN NS E.ROOT-SERVERS.NET.
;; ADDITIONAL SECTION:
D.ROOT-SERVERS.NET. 5w6d16h IN A 128.8.10.90
A.ROOT-SERVERS.NET. 5w6d16h IN A 198.41.0.4
H.ROOT-SERVERS.NET. 5w6d16h IN A 128.63.2.53
C.ROOT-SERVERS.NET. 5w6d16h IN A 192.33.4.12
G.ROOT-SERVERS.NET. 5w6d16h IN A 192.112.36.4
F.ROOT-SERVERS.NET. 5w6d16h IN A 192.5.5.241
B.ROOT-SERVERS.NET. 5w6d16h IN A 128.9.0.107
J.ROOT-SERVERS.NET. 5w6d16h IN A 192.58.128.30
K.ROOT-SERVERS.NET. 5w6d16h IN A 193.0.14.129
L.ROOT-SERVERS.NET. 5w6d16h IN A 198.32.64.12
M.ROOT-SERVERS.NET. 5w6d16h IN A 202.12.27.33
I.ROOT-SERVERS.NET. 5w6d16h IN A 192.36.148.17
E.ROOT-SERVERS.NET. 5w6d16h IN A 192.203.230.10
;; Total query time: 329 msec
;; FROM: drugs.dv.isc.org to SERVER: 198.41.0.10 198.41.0.10
;; WHEN: Tue Nov 12 08:07:56 2002
;; MSG SIZE sent: 17 rcvd: 436
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark.Andrews at isc.org
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