Contents

  1. whois
  2. history

NS queryにはNSだけを答える。しかし、CNAME RRも存在している。

1. whois

[Domain Name]                   MEITRACK.JP

[Registrant]                    Meitrack Group

[Name Server]                   a.dnspod.com
[Name Server]                   b.dnspod.com
[Name Server]                   c.dnspod.com
[Signing Key]                   

[Created on]                    2017/10/01
[Expires on]                    2022/10/31
[Status]                        Active
[Last Updated]                  2021/11/01 01:05:11 (JST)

2. history

$ dig -t ns meitrack.jp @b.dnspod.com

; <<>> DiG 9.18.1-1ubuntu1.2-Ubuntu <<>> -t ns meitrack.jp @b.dnspod.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 9105
;; flags: qr aa rd; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
;; QUESTION SECTION:
;meitrack.jp.                   IN      NS

;; ANSWER SECTION:
meitrack.jp.            86400   IN      NS      c.dnspod.com.
meitrack.jp.            86400   IN      NS      a.dnspod.com.
meitrack.jp.            86400   IN      NS      b.dnspod.com.

;; Query time: 199 msec
;; SERVER: 157.148.62.121#53(b.dnspod.com) (UDP)
;; WHEN: Sun Oct 30 16:37:14 JST 2022
;; MSG SIZE  rcvd: 118

$ dig -t a meitrack.jp @b.dnspod.com

; <<>> DiG 9.18.1-1ubuntu1.2-Ubuntu <<>> -t a meitrack.jp @b.dnspod.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 41661
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
;; QUESTION SECTION:
;meitrack.jp.                   IN      A

;; ANSWER SECTION:
meitrack.jp.            600     IN      CNAME   url.dnspod.com.

;; AUTHORITY SECTION:
meitrack.jp.            86400   IN      NS      c.dnspod.com.
meitrack.jp.            86400   IN      NS      a.dnspod.com.
meitrack.jp.            86400   IN      NS      b.dnspod.com.

;; Query time: 155 msec
;; SERVER: 157.148.62.121#53(b.dnspod.com) (UDP)
;; WHEN: Sun Oct 30 16:37:45 JST 2022
;; MSG SIZE  rcvd: 146

$ dig -t cname meitrack.jp @b.dnspod.com

; <<>> DiG 9.18.1-1ubuntu1.2-Ubuntu <<>> -t cname meitrack.jp @b.dnspod.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 46699
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
;; QUESTION SECTION:
;meitrack.jp.                   IN      CNAME

;; ANSWER SECTION:
meitrack.jp.            600     IN      CNAME   url.dnspod.com.

;; AUTHORITY SECTION:
meitrack.jp.            86400   IN      NS      c.dnspod.com.
meitrack.jp.            86400   IN      NS      a.dnspod.com.
meitrack.jp.            86400   IN      NS      b.dnspod.com.

;; Query time: 147 msec
;; SERVER: 157.148.62.121#53(b.dnspod.com) (UDP)
;; WHEN: Sun Oct 30 16:35:07 JST 2022
;; MSG SIZE  rcvd: 146


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MoinQ: DNS/CNAME/zone_apex/meitrack.jp (last edited 2022-10-30 07:41:12 by ToshinoriMaeno)