1. watchNS/anne.gr.jp

/www.anne.gr.jp

これほどバラバラに管理されていることが見えるゾーンもめずらしい。 -- ToshinoriMaeno 2017-05-03 01:21:48

1.1. JP登録

$ dnsq ns anne.gr.jp a.dns.jp

2 anne.gr.jp:
153 bytes, 1+0+4+2 records, response, noerror
query: 2 anne.gr.jp
authority: anne.gr.jp 86400 NS ns2.dns.ne.jp
authority: anne.gr.jp 86400 NS two.dnsservers.net
authority: anne.gr.jp 86400 NS one.dnsservers.net
authority: anne.gr.jp 86400 NS ns1.dns.ne.jp
additional: ns1.dns.ne.jp 86400 A 61.211.236.1
additional: ns2.dns.ne.jp 86400 A 210.224.172.13

1.2. zone server

$ dnsq ns anne.gr.jp ns1.dns.ne.jp

2 anne.gr.jp:
71 bytes, 1+2+0+0 records, response, authoritative, noerror
query: 2 anne.gr.jp
answer: anne.gr.jp 3600 NS ns1.dns.ne.jp
answer: anne.gr.jp 3600 NS ns2.dns.ne.jp

$ dnsq ns anne.gr.jp two.dnsservers.net

2 anne.gr.jp:
110 bytes, 1+2+0+2 records, response, authoritative, noerror
query: 2 anne.gr.jp
answer: anne.gr.jp 1800 NS ns2.dnsservers.net
answer: anne.gr.jp 1800 NS ns1.dnsservers.net
additional: ns1.dnsservers.net 3600 A 209.54.49.2

1.3. zone server 2

$ dnsq ns anne.gr.jp ns1.dnsservers.net.

2 anne.gr.jp:
110 bytes, 1+2+0+2 records, response, authoritative, noerror
query: 2 anne.gr.jp
answer: anne.gr.jp 1800 NS ns2.dnsservers.net
answer: anne.gr.jp 1800 NS ns1.dnsservers.net
additional: ns1.dnsservers.net 3600 A 209.54.49.2
additional: ns2.dnsservers.net 3600 A 209.54.49.5

1.4. BIND/Unbound

$ dig -t ns anne.gr.jp @127.0.0.1

; <<>> DiG 9.11.1 <<>> -t ns anne.gr.jp @127.0.0.1
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 18023
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: 81622386aa94e1fc6423af4459092b9d9bd73a212b19ba91 (good)
;; QUESTION SECTION:
;anne.gr.jp.                    IN      NS

;; ANSWER SECTION:
anne.gr.jp.             3351    IN      NS      ns1.dns.ne.jp.
anne.gr.jp.             3351    IN      NS      ns2.dns.ne.jp.

;; Query time: 0 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 03 10:00:13 JST 2017
;; MSG SIZE  rcvd: 110

$ dig -t ns anne.gr.jp @127.0.0.2

; <<>> DiG 9.11.1 <<>> -t ns anne.gr.jp @127.0.0.2
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 23842
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1220
;; QUESTION SECTION:
;anne.gr.jp.                    IN      NS

;; ANSWER SECTION:
anne.gr.jp.             3352    IN      NS      ns1.dns.ne.jp.
anne.gr.jp.             3352    IN      NS      ns2.dns.ne.jp.

;; Query time: 0 msec
;; SERVER: 127.0.0.2#53(127.0.0.2)
;; WHEN: Wed May 03 10:00:16 JST 2017
;; MSG SIZE  rcvd: 82

1.5. Knot resolver

$ dig -t ns anne.gr.jp @127.0.0.3

; <<>> DiG 9.11.1 <<>> -t ns anne.gr.jp @127.0.0.3
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 36385
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: 9b0b6423b8cf50801873d9e859092ba33f311dada5371653 (good)
;; QUESTION SECTION:
;anne.gr.jp.                    IN      NS

;; ANSWER SECTION:
anne.gr.jp.             86088   IN      NS      ns1.dns.ne.jp.
anne.gr.jp.             86088   IN      NS      ns2.dns.ne.jp.
anne.gr.jp.             86088   IN      NS      one.dnsservers.net.
anne.gr.jp.             86088   IN      NS      two.dnsservers.net.

;; Query time: 0 msec
;; SERVER: 127.0.0.3#53(127.0.0.3)
;; WHEN: Wed May 03 10:00:19 JST 2017
;; MSG SIZE  rcvd: 160