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DNS サーバー

  2004年1月10日(土)

  正月休みも終わり、バージョンアップされたマシンが1台残りました。
明確な利用目的は無いのですが、取りあえず nameserver を立ち上げてみました。
数年前に立ち上げたきり、いじっていませんし、当時の設定記録もどこかへ紛れ込
んで判らず、???の状態になってました(→頭の中が)。で、一から始めるしか
ありません。
参考にしたのは、「DNS HOWTO Version 9.0,2001-12-03」です。
尚、bind のバージョンは、bind-8.3.1-0vl3 です。
一意表示したくないところは、*** で置き換えました。

【1 設定ファイル】
    eva						DNS HOWTO
/etc/named.conf		add		     同じ
/var/named/named.local	no add		"/named/pz/127.0.0
/var/named/named.ca	no add		"/named/root.hints

/etc/resolv.conf	add		     同じ
/etc/nsswitch.conf	no add		     同じ

新たに作成したファイル
/var/named/zone.home.192	正引きファイル
/var/named/zone.192.home     逆引きファイル

-----------/etc/named.conf----------
// generated by named-bootconf.pl

options {
        directory "/var/named";
        /*
         * If there is a firewall between you and nameservers you want
         * to talk to, you might need to uncomment the query-source
         * directive below.  Previous versions of BIND always asked
         * questions using port 53, but BIND 8.1 uses an unprivileged
         * port by default.
         */
        // query-source address * port 53;
        // add by manpou
        forward first;
        forwarders {
                ***.***.***.***;  ← 隠
                ***.***.***.***;  ← 隠
        }; 
        // add by manpou(END)

};

// 
// a caching only nameserver config
// 
zone "." IN {
        type hint;
        file "named.ca";
};

zone "localhost" IN {
        type master;
        file "localhost.zone";
        allow-update { none; };
};

zone "0.0.127.in-addr.arpa" IN {
        type master;
        file "named.local";
        allow-update { none; };
};
--------------/etc/named.conf (END)------------------ 




--------/var/named/named.local--------
$TTL    86400
@       IN      SOA     localhost. root.localhost.  (
                                      1997022700 ; Serial
                                      28800      ; Refresh
                                      14400      ; Retry
                                      3600000    ; Expire
                                      86400 )    ; Minimum
              IN      NS      localhost.

1       IN      PTR     localhost.
-------named.local (END)------------------ 
-------/var/named/named.ca--------------------
;       This file holds the information on root name servers needed to
;       initialize cache of Internet domain name servers
;       (e.g. reference this file in the "cache  .  "
;       configuration file of BIND domain name servers).
;
;       This file is made available by InterNIC 
;       under anonymous FTP as
;           file                /domain/named.root
;           on server           FTP.INTERNIC.NET
;
;       last update:    Nov 5, 2002
;       related version of root zone:   2002110501
;
;
; formerly NS.INTERNIC.NET
;
.                        3600000  IN  NS    A.ROOT-SERVERS.NET.
A.ROOT-SERVERS.NET.      3600000      A     198.41.0.4
;
; formerly NS1.ISI.EDU
;
.                        3600000      NS    B.ROOT-SERVERS.NET.
B.ROOT-SERVERS.NET.      3600000      A     128.9.0.107
;
; formerly C.PSI.NET
;
.                        3600000      NS    C.ROOT-SERVERS.NET.
C.ROOT-SERVERS.NET.      3600000      A     192.33.4.12
;
; formerly TERP.UMD.EDU
;
.                        3600000      NS    D.ROOT-SERVERS.NET.
D.ROOT-SERVERS.NET.      3600000      A     128.8.10.90
;
; formerly NS.NASA.GOV
;
.                        3600000      NS    E.ROOT-SERVERS.NET.
E.ROOT-SERVERS.NET.      3600000      A     192.203.230.10
;
; formerly NS.ISC.ORG
;
.                        3600000      NS    F.ROOT-SERVERS.NET.
F.ROOT-SERVERS.NET.      3600000      A     192.5.5.241
;
; formerly NS.NIC.DDN.MIL
;
.                        3600000      NS    G.ROOT-SERVERS.NET.
G.ROOT-SERVERS.NET.      3600000      A     192.112.36.4
;
; formerly AOS.ARL.ARMY.MIL
;
.                        3600000      NS    H.ROOT-SERVERS.NET.
H.ROOT-SERVERS.NET.      3600000      A     128.63.2.53
;
; formerly NIC.NORDU.NET
;
.                        3600000      NS    I.ROOT-SERVERS.NET.
I.ROOT-SERVERS.NET.      3600000      A     192.36.148.17
;
; operated by VeriSign, Inc. 
;
.                        3600000      NS    J.ROOT-SERVERS.NET.
J.ROOT-SERVERS.NET.      3600000      A     192.58.128.30
;
; housed in LINX, operated by RIPE NCC
;
.                        3600000      NS    K.ROOT-SERVERS.NET.
K.ROOT-SERVERS.NET.      3600000      A     193.0.14.129 
;
; operated by IANA
;
.                        3600000      NS    L.ROOT-SERVERS.NET.
L.ROOT-SERVERS.NET.      3600000      A     198.32.64.12
;
; housed in Japan, operated by WIDE
;
.                        3600000      NS    M.ROOT-SERVERS.NET.
M.ROOT-SERVERS.NET.      3600000      A     202.12.27.33
; End of File
------------------(END)------------------------------------------- 


--- /etc/resolv.conf ---	
nameserver 127.0.0.1
nameserver ***.***.***.***
nameserver ***.***.***.***
search home                  ←ここは domain home でも良い。両方は駄目。
-------------------------
------/etc/nsswitch.conf--------------
#
# /etc/nsswitch.conf
#
(省略)
#hosts:     db files nisplus nis dns
hosts:      files nisplus nis dns
(省略)
--------------------------------------



【2 named の起動】
[root]# /usr/sbin/named 
[root]# tail -f /var/log/messages 
Jan 10 00:43:18 eva  -- manpou[979]: LOGIN ON pts/0 BY manpou FROM dora.home
Jan 10 00:43:25 eva  1月 10 00:43:25 su(pam_unix)[1003]: session opened for user root by manpou(uid=500)
Jan 10 08:48:03 eva named[1282]: starting (/etc/named.conf).  named 8.3.1-REL 2003年 12月  1日 月曜日 22:31:03 JST ^Inishi@fool.graco.c.u-tokyo.ac.jp:/export/rpm/BUILD/bind-8.3.1/src/bin/named
Jan 10 08:48:03 eva named[1282]: hint zone "" (IN) loaded (serial 0)
Jan 10 08:48:03 eva named[1282]: master zone "localhost" (IN) loaded (serial 42)
Jan 10 08:48:03 eva named[1282]: master zone "0.0.127.in-addr.arpa" (IN) loaded (serial 1997022700)
Jan 10 08:48:03 eva named[1282]: listening on [127.0.0.1].53 (lo)
Jan 10 08:48:03 eva named[1282]: listening on [192.168.0.30].53 (eth0)
Jan 10 08:48:03 eva named[1282]: Forwarding source address is [0.0.0.0].32769
Jan 10 08:48:03 eva named[1283]: Ready to answer queries.

【3 named の起動状態を調べてみる。】
[root]# dig -x 127.0.0.1

; <<>> DiG 8.3 <<>> -x 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1
;; QUERY SECTION:
;;      1.0.0.127.in-addr.arpa, type = ANY, class = IN

;; ANSWER SECTION:
1.0.0.127.in-addr.arpa.  1D IN PTR  localhost.

;; AUTHORITY SECTION:
0.0.127.in-addr.arpa.   1D IN NS        localhost.

;; ADDITIONAL SECTION:
localhost.              1D IN A         127.0.0.1

;; Total query time: 1 msec
;; FROM: eva to SERVER: default -- 127.0.0.1
;; WHEN: Sat Jan 10 09:03:05 2004
;; MSG SIZE  sent: 40  rcvd: 93

[root]# 

【4 ISPのWWWサーバーを検索してみる】
[root]# dig www1.bbiq.jp

; <<>> DiG 8.3 <<>> www1.bbiq.jp 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
;; QUERY SECTION:
;;      www1.bbiq.jp, type = A, class = IN

;; ANSWER SECTION:
www1.bbiq.jp.           1D IN A         ***.***.***.***  ← 隠

;; AUTHORITY SECTION:
bbiq.jp.                1D IN NS        dns1.qtnet.ne.jp.
bbiq.jp.                1D IN NS        dns2.qtnet.ne.jp.

;; ADDITIONAL SECTION:
dns1.qtnet.ne.jp.       1D IN A         ***.***.***.***  ← 隠
dns2.qtnet.ne.jp.       1D IN A         ***.***.***.***  ← 隠

;; Total query time: 238 msec
;; FROM: eva to SERVER: default -- 127.0.0.1
;; WHEN: Sat Jan 10 09:06:37 2004
;; MSG SIZE  sent: 30  rcvd: 137

[root]#

【5 再問い合わせ】

再度問い合わせた結果。  238 msec → 1 msec と、応答が早くなっている。
[root]# dig www1.bbiq.jp

; <<>> DiG 8.3 <<>> www1.bbiq.jp 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
;; QUERY SECTION:
;;      www1.bbiq.jp, type = A, class = IN

;; ANSWER SECTION:
www1.bbiq.jp.           23h58m11s IN A  ***.***.***.***  ← 隠

;; AUTHORITY SECTION:
bbiq.jp.                23h58m11s IN NS  dns1.qtnet.ne.jp.
bbiq.jp.                23h58m11s IN NS  dns2.qtnet.ne.jp.

;; ADDITIONAL SECTION:
dns1.qtnet.ne.jp.       23h58m11s IN A  ***.***.***.***  ← 隠
dns2.qtnet.ne.jp.       23h58m11s IN A  ***.***.***.***  ← 隠

;; Total query time: 1 msec
;; FROM: eva to SERVER: default -- 127.0.0.1
;; WHEN: Sat Jan 10 09:08:26 2004
;; MSG SIZE  sent: 30  rcvd: 125

[root]# 

---------------/var/named/named.local----------------
$TTL    86400
;@       IN      SOA     localhost. root.localhost.  (    ←コメント
@       IN      SOA     ns.home.        root.home.      (     ←変更追加
                                      1997022700 ; Serial
                                      28800      ; Refresh
                                      14400      ; Retry
                                      3600000    ; Expire
                                      86400 )    ; Minimum
;              IN      NS      localhost.          ←コメント
        IN      NS      ns.home.				←変更追加

1       IN      PTR     localhost.

---------(END)/var/named/named.local---------------

【6 named.local の変更の確認】

再起動後、確認。
ns.home を認識。

[root]# dig -x 127.0.0.1

; <<>> DiG 8.3 <<>> -x 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0
;; QUERY SECTION:
;;      1.0.0.127.in-addr.arpa, type = ANY, class = IN

;; ANSWER SECTION:
1.0.0.127.in-addr.arpa.  1D IN PTR  localhost.

;; AUTHORITY SECTION:
0.0.127.in-addr.arpa.   1D IN NS        ns.home.

;; Total query time: 2 msec
;; FROM: eva to SERVER: default -- 127.0.0.1
;; WHEN: Sat Jan 10 10:06:47 2004
;; MSG SIZE  sent: 40  rcvd: 84

[root]# 

【7 自ドメインのため named.conf に zone 追加】

-------/etc/named.conf-------

// add by manpou
zone "home" {
        type master;
        notify no;
        file "zone.home.192";
};
-----------------------------

【8 自ドメインのため zone.home.192 作成】

named.local をコピーして編集

---------- /var/named/zone.home.192--------------------------
;
; Zone file for home. Made by manpou.
;
; The full zone file
;

$TTL    86400
@       IN      SOA     ns.home.        root.home.      (
                                      200401101  ; Serial,todays date + todays serial #
                                      28800      ; Refresh
                                      14400      ; Retry
                                      3600000    ; Expire
                                      86400 )    ; Minimum
;
                NS      ns                              ; Inet Address of name server
                MX      10 mail.home.                   ; Primary Mail Exchanger
;
locakhost       A       127.0.0.1

ns              A       192.168.0.30
                MX      10 mail

mail            CNAME   ns
                MX      10 mail

www             CNAME   ns

eva             CNAME   ns
                TXT     "eva.home"

dora            A       192.168.0.40
                TXT     "dora.home"

hiro            A       192.168.0.50
                TXT     "hiro.home"

wdora           A       192.168.0.60
                TXT     "wdora.home"

tama            A       192.168.0.70
                TXT     "tama.home"

 ------- END named.home------------------

 【9 zone.home.192 のデータベース確認】
[root]# /usr/sbin/named
[root]# dig home axfr

; <<>> DiG 8.3 <<>> home axfr 
$ORIGIN home.
@                       1D IN SOA       ns root (
                                        200401101       ; serial
                                        8H              ; refresh
                                        4H              ; retry
                                        5w6d16h         ; expiry
                                        1D )            ; minimum

                        1D IN NS        ns
                        1D IN MX        10 mail
wdora                   1D IN TXT       "wdora.home"
                         1D IN A         192.168.0.60
hiro                    1D IN TXT       "hiro.home"
                        1D IN A         192.168.0.50
eva                     1D IN TXT       "eva.home"
                        1D IN A         192.168.0.30
locakhost               1D IN A         127.0.0.1
tama                    1D IN TXT       "tama.home"
                        1D IN A         192.168.0.70
mail                    1D IN MX        10 mail
                       1D IN A         192.168.0.30
www                     1D IN CNAME     ns
dora                    1D IN TXT       "dora.home"
                        1D IN A         192.168.0.40
ns                      1D IN MX        10 mail
                        1D IN A         192.168.0.30
@                       1D IN SOA       ns root (
                                        200401101       ; serial
                                        8H              ; refresh
                                        4H              ; retry
                                        5w6d16h         ; expiry
                                        1D )            ; minimum

;; Received 22 answers (22 records).
;; FROM: eva to SERVER: 127.0.0.1
;; WHEN: Sat Jan 10 11:35:08 2004
[root]# 
[root]# dig www.home

; <<>> DiG 8.3 <<>> www.home 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 1, ADDITIONAL: 1
;; QUERY SECTION:
;;      www.home, type = A, class = IN

;; ANSWER SECTION:
www.home.               1D IN CNAME     ns.home.
ns.home.                1D IN A         192.168.0.30

;; AUTHORITY SECTION:
home.                   1D IN NS        ns.home.

;; ADDITIONAL SECTION:
ns.home.                1D IN A         192.168.0.30

;; Total query time: 2 msec
;; FROM: eva to SERVER: default -- 127.0.0.1
;; WHEN: Sat Jan 10 11:38:43 2004
;; MSG SIZE  sent: 26  rcvd: 89

[root]# 

【10 自ドメインの逆引きのため named.conf に zone 追加】

------------------------------------
// add by manpou
zone "home" {
        type master;
        notify no;
        file "zone.home.192";
};
  ---これ以下を追加--
zone "0.168.192.in-addr.arpa" {
        type master;
        notify no;
        file "zone.192.home";
};
--------(END)-------------------

【11 自ドメインのため zone.192.home 作成】

zone.home.192 をコピーして編集

---------- /var/named/zone.192.home-------------------------- 

;
; reZeone file for home. Made by manpou.
;
; The full rezone file
;

$TTL    86400
@       IN      SOA     ns.home.        root.home.      (
                                      200401101  ; Serial,todays date + todays serial #
                                      28800      ; Refresh
                                      14400      ; Retry
                                      3600000    ; Expire
                                      86400 )    ; Minimum
;
                NS      ns                              ; Inet Address of name server
;
30              PTR     ns.home.
40              PTR     dora.home.
50              PTR     hiro.home.
60              PTR     wdora.home.
70              PTR     tama.home.
------------- (END)------------------- 

[root]# dig -x 192.168.0.40

; <<>> DiG 8.3 <<>> -x 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0
;; QUERY SECTION:
;;      21.128.168.192.in-addr.arpa, type = ANY, class = IN

;; ANSWER SECTION:
40.0.168.192.in-addr.arpa.  1D IN PTR  dora.home.

;; AUTHORITY SECTION:
0.168.192.in-addr.arpa.  1D IN NS  ns.0.168.192.in-addr.arpa.

;; Total query time: 2 msec
;; FROM: eva to SERVER: default -- 127.0.0.1
;; WHEN: Sat Jan 10 12:34:53 2004
;; MSG SIZE  sent: 45  rcvd: 85

[root]# 
[root]# dig -x 192.168.0.40

; <<>> DiG 8.3 <<>> -x 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0
;; QUERY SECTION:
;;      40.0.168.192.in-addr.arpa, type = ANY, class = IN

;; ANSWER SECTION:
40.0.168.192.in-addr.arpa.  1D IN PTR  dora.home.

;; AUTHORITY SECTION:
0.168.192.in-addr.arpa.  1D IN NS  ns.0.168.192.in-addr.arpa.

;; Total query time: 2 msec
;; FROM: eva to SERVER: default -- 127.0.0.1
;; WHEN: Sat Jan 10 12:34:53 2004
;; MSG SIZE  sent: 45  rcvd: 85

[root]# dig 0.168.192.in-addr.arpa. AXFR

; <<>> DiG 8.3 <<>> 0.168.192.in-addr.arpa. AXFR 
$ORIGIN 0.168.192.in-addr.arpa.
@                       1D IN SOA       ns.home. root.home. (
                                        200401101       ; serial
                                        8H              ; refresh
                                        4H              ; retry
                                        5w6d16h         ; expiry
                                        1D )            ; minimum

                        1D IN NS        ns
70                      1D IN PTR       tama.home.
50                      1D IN PTR       hiro.home.
30                      1D IN PTR       ns.home.
60                      1D IN PTR       wdora.home.
40                      1D IN PTR       dora.home.
@                       1D IN SOA       ns.home. root.home. (
                                        200401101       ; serial
                                        8H              ; refresh
                                        4H              ; retry
                                        5w6d16h         ; expiry
                                        1D )            ; minimum

;; Received 9 answers (9 records).
;; FROM: eva to SERVER: 127.0.0.1
;; WHEN: Sat Jan 10 12:36:39 2004
[root]# 

【12 最新のルートサーバーデータの取得】

[root]# dig @e.root-servers.net

; <<>> DiG 8.3 <<>> @e.root-servers.net 
; (1 server found)
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6
;; flags: qr aa rd; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 13
;; QUERY SECTION:
;;      ., type = NS, class = IN

;; ANSWER SECTION:
.                       6D IN NS        E.ROOT-SERVERS.NET.
.                       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.

;; ADDITIONAL SECTION:
E.ROOT-SERVERS.NET.     5w6d16h IN A    192.203.230.10
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

;; Total query time: 202 msec
;; FROM: eva to SERVER: e.root-servers.net  192.203.230.10
;; WHEN: Sat Jan 10 20:11:21 2004
;; MSG SIZE  sent: 17  rcvd: 436

[root]# 

【13 最新のルートサーバーデータをファイルとして保存】

[root]# dig @e.root-servers.net . ns > root.cache.new
で得た最新のルートサーバー群の最新データをファイルに出力して、
named.ca の修正メンテ。 
-------------root.cache.new-----------------------------
; <<>> DiG 8.3 <<>> @e.root-servers.net . ns 
; (1 server found)
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6
;; flags: qr aa rd; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 13
;; QUERY SECTION:
;;      ., type = NS, class = IN

;; ANSWER SECTION:
.                       6D IN NS        I.ROOT-SERVERS.NET.
.                       6D IN NS        E.ROOT-SERVERS.NET.
.                       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.

;; ADDITIONAL SECTION:
I.ROOT-SERVERS.NET.     5w6d16h IN A    192.36.148.17
E.ROOT-SERVERS.NET.     5w6d16h IN A    192.203.230.10
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

;; Total query time: 193 msec
;; FROM: eva to SERVER: e.root-servers.net  192.203.230.10
;; WHEN: Sat Jan 10 20:08:08 2004
;; MSG SIZE  sent: 17  rcvd: 436

--------root.cache.new (END)---------- 

以上で、設定終了。




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