1. whois

a. [Domain Name]                GIHYO.CO.JP
g. [Organization]               Gijutsu-Hyohron Co., Ltd.
l. [Organization Type]          Corporation
m. [Administrative Contact]     KS10840JP
n. [Technical Contact]          HI014JP
n. [Technical Contact]          HK034JP
p. [Name Server]                ns.gihyo.co.jp
p. [Name Server]                ns2.dns.ne.jp
s. [Signing Key]                
[State]                         Connected (2022/03/31)
[Registered Date]                
[Connected Date]                2010/06/24
[Last Update]                   2021/04/01 01:04:23 (JST)

2018-07-30 (4 years)    2022-02-12 (today)      4 years

2. ns1 返答

委譲先ではないが。

$ dig -t ns gihyo.co.jp @ns1.dns.ne.jp

; <<>> DiG 9.11.3-1ubuntu1.16-Ubuntu <<>> -t ns gihyo.co.jp @ns1.dns.ne.jp
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: REFUSED, id: 13057
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; NSID: 66 38 62 30 36 35 39 66 2d 35 39 31 39 2d 34 35 66 36 2d 62 62 62 33 2d 65 65 30 66 34 64 37 39 64 32 32 36 ("f8b0659f-5919-45f6-bbb3-ee0f4d79d226")
;; QUESTION SECTION:
;gihyo.co.jp.                   IN      NS

;; Query time: 18 msec
;; SERVER: 61.211.236.1#53(61.211.236.1)
;; WHEN: Sat Feb 12 16:12:33 JST 2022
;; MSG SIZE  rcvd: 80

$ dig -t ns gihyo.co.jp @ns2.dns.ne.jp

; <<>> DiG 9.11.3-1ubuntu1.16-Ubuntu <<>> -t ns gihyo.co.jp @ns2.dns.ne.jp
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 3759
;; flags: qr aa rd; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 2
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;gihyo.co.jp.                   IN      NS

;; ANSWER SECTION:
gihyo.co.jp.            8600    IN      NS      ns.gihyo.co.jp.
gihyo.co.jp.            8600    IN      NS      ns2.dns.ne.jp.

;; ADDITIONAL SECTION:
ns.gihyo.co.jp.         8600    IN      A       182.171.90.11

;; Query time: 21 msec
;; SERVER: 133.167.21.1#53(133.167.21.1)
;; WHEN: Sat Feb 12 16:12:52 JST 2022
;; MSG SIZE  rcvd: 98

3. history

;; AUTHORITY SECTION:
gihyo.co.jp.            86400   IN      NS      ns.gihyo.co.jp.
gihyo.co.jp.            86400   IN      NS      ns2.dns.ne.jp.

;; ADDITIONAL SECTION:
ns2.dns.ne.jp.          86400   IN      A       133.167.21.1
ns.gihyo.co.jp.         86400   IN      A       182.171.90.11


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MoinQ: watchNS/sakura/ns1/gihyo.co.jp (last edited 2022-02-13 12:17:43 by ToshinoriMaeno)