1. watchA

このドメイン設定には傷がある。-- ToshinoriMaeno 2020-06-21 02:14:20

2. whois

[Domain Name]                   ALTO.JP

[Registrant]                    Fukuda, Takuya

[Name Server]                   multi.alto.gr.jp
[Name Server]                   mio.alto.ne.jp
[Name Server]                   ns1.value-domain.com
[Name Server]                   ns3.value-domain.com
[Signing Key]                   

[Created on]                    2001/03/26
[Expires on]                    2021/03/31
[Status]                        Active
[Last Updated]                  2020/04/01 01:05:09 (JST)

3. history

$ dig -t ns alto.jp @mio.alto.ne.jp

; <<>> DiG 9.11.3-1ubuntu1.11-Ubuntu <<>> -t ns alto.jp @mio.alto.ne.jp
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4591
;; flags: qr aa rd; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 3
;; WARNING: recursion requested but not available

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

;; ANSWER SECTION:
alto.jp.                600     IN      NS      mio.alto.ne.jp.
alto.jp.                600     IN      NS      ns3.value-domain.com.
alto.jp.                600     IN      NS      multi.alto.gr.jp.
alto.jp.                600     IN      NS      ns1.value-domain.com.

;; ADDITIONAL SECTION:
mio.alto.ne.jp.         600     IN      A       210.170.68.50
multi.alto.gr.jp.       600     IN      A       210.170.68.51

;; Query time: 41 msec
;; SERVER: 210.170.68.50#53(210.170.68.50)
;; WHEN: Sun Jun 21 11:12:26 JST 2020
;; MSG SIZE  rcvd: 174

$ dig -t ns alto.jp @ns1.value-domain.com

; <<>> DiG 9.11.3-1ubuntu1.11-Ubuntu <<>> -t ns alto.jp @ns1.value-domain.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 38988
;; flags: qr aa rd; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 5
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1680
;; QUESTION SECTION:
;alto.jp.                       IN      NS

;; ANSWER SECTION:
alto.jp.                3600    IN      NS      mio.alto.ne.jp.
alto.jp.                3600    IN      NS      multi.alto.gr.jp.
alto.jp.                3600    IN      NS      ns1.value-domain.com.
alto.jp.                3600    IN      NS      ns3.value-domain.com.

;; ADDITIONAL SECTION:
ns1.value-domain.com.   1200    IN      AAAA    2406:da14:55b:f2a1:fe58:d51e:b42e:476d
ns3.value-domain.com.   1200    IN      A       13.113.233.0
ns1.value-domain.com.   1200    IN      A       54.65.150.1
ns3.value-domain.com.   1200    IN      AAAA    2406:da14:55b:f2d1:dd07:34d5:50b2:56d1

;; Query time: 26 msec
;; SERVER: 54.65.150.1#53(54.65.150.1)
;; WHEN: Sun Jun 21 11:13:06 JST 2020
;; MSG SIZE  rcvd: 230

4. www.alto.jp

このCNAMEも心配だ。 -- ToshinoriMaeno 2020-06-21 02:19:10

$ dig -t a www.alto.jp @ns1.value-domain.com

; <<>> DiG 9.11.3-1ubuntu1.11-Ubuntu <<>> -t a www.alto.jp @ns1.value-domain.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 9356
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1680
;; QUESTION SECTION:
;www.alto.jp.                   IN      A

;; ANSWER SECTION:
www.alto.jp.            3600    IN      CNAME   multi.alto.gr.jp.

;; Query time: 28 msec
;; SERVER: 54.65.150.1#53(54.65.150.1)
;; WHEN: Sun Jun 21 11:16:43 JST 2020
;; MSG SIZE  rcvd: 68


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