1. watchNS/akam.net

2. whois

$ dig -t ns akam.net @a.gtld-servers.net

; <<>> DiG 9.12.3 <<>> -t ns akam.net @a.gtld-servers.net
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 7627
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 16
;; WARNING: recursion requested but not available

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

;; AUTHORITY SECTION:
akam.net.               172800  IN      NS      a9-67.akam.net.
akam.net.               172800  IN      NS      a18-67.akam.net.
akam.net.               172800  IN      NS      a5-67.akam.net.
akam.net.               172800  IN      NS      a3-67.akam.net.
akam.net.               172800  IN      NS      a28-67.akam.net.
akam.net.               172800  IN      NS      a22-67.akam.net.
akam.net.               172800  IN      NS      a7-67.akam.net.
akam.net.               172800  IN      NS      a11-67.akam.net.
akam.net.               172800  IN      NS      a1-67.akam.net.
akam.net.               172800  IN      NS      a12-67.akam.net.
akam.net.               172800  IN      NS      a13-67.akam.net.
akam.net.               172800  IN      NS      a4-67.akam.net.
akam.net.               172800  IN      NS      a6-67.akam.net.

;; ADDITIONAL SECTION:
a9-67.akam.net.         172800  IN      A       184.85.248.67
a18-67.akam.net.        172800  IN      A       95.101.36.67
a5-67.akam.net.         172800  IN      A       95.100.168.67
a3-67.akam.net.         172800  IN      A       96.7.49.67
a28-67.akam.net.        172800  IN      A       95.100.173.67
a22-67.akam.net.        172800  IN      A       23.211.61.67
a7-67.akam.net.         172800  IN      A       23.61.199.67
a11-67.akam.net.        172800  IN      A       84.53.139.67
a1-67.akam.net.         172800  IN      A       193.108.91.67
a1-67.akam.net.         172800  IN      AAAA    2600:1401:2::43
a12-67.akam.net.        172800  IN      A       184.26.160.67
a13-67.akam.net.        172800  IN      A       2.22.230.67
a4-67.akam.net.         172800  IN      A       72.246.46.67
a6-67.akam.net.         172800  IN      A       23.211.133.67
a6-67.akam.net.         172800  IN      AAAA    2600:1401:1::43

;; Query time: 48 msec
;; SERVER: 192.5.6.30#53(192.5.6.30)
;; WHEN: 月 12月 03 09:40:30 JST 2018
;; MSG SIZE  rcvd: 567

tmaeno@u16:~$

3. +DNSSEC

;; MSG SIZE rcvd: 1052

cookieは無視だし。

4. ゾーンサーバーの返事

TTLが長いのが救いになっている。-- ToshinoriMaeno 2018-12-03 00:46:01

$ dig -t ns akam.net @a9-67.akam.net. +dnssec

; <<>> DiG 9.12.3 <<>> -t ns akam.net @a9-67.akam.net. +dnssec
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 7245
;; flags: qr aa rd; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 22
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags: do; udp: 4096
;; QUESTION SECTION:
;akam.net.                      IN      NS

;; ANSWER SECTION:
akam.net.               90000   IN      NS      a28-67.akam.net.
akam.net.               90000   IN      NS      a9-67.akam.net.
akam.net.               90000   IN      NS      a5-67.akam.net.
akam.net.               90000   IN      NS      a13-67.akam.net.
akam.net.               90000   IN      NS      a11-67.akam.net.
akam.net.               90000   IN      NS      a18-67.akam.net.
akam.net.               90000   IN      NS      a4-67.akam.net.
akam.net.               90000   IN      NS      a7-67.akam.net.
akam.net.               90000   IN      NS      a3-67.akam.net.
akam.net.               90000   IN      NS      a22-67.akam.net.
akam.net.               90000   IN      NS      a12-67.akam.net.
akam.net.               90000   IN      NS      a1-67.akam.net.
akam.net.               90000   IN      NS      a6-67.akam.net.

;; ADDITIONAL SECTION:
a7-67.akam.net.         90000   IN      AAAA    2600:1406:32::43
a4-67.akam.net.         90000   IN      A       72.246.46.67
a28-67.akam.net.        90000   IN      A       95.100.173.67
a9-67.akam.net.         90000   IN      AAAA    2a02:26f0:117::43
a13-67.akam.net.        90000   IN      AAAA    2600:1480:800::43
a6-67.akam.net.         90000   IN      AAAA    2600:1401:1::43
a12-67.akam.net.        90000   IN      A       184.26.160.67
a5-67.akam.net.         90000   IN      A       95.100.168.67
a1-67.akam.net.         90000   IN      A       193.108.91.67
a18-67.akam.net.        90000   IN      A       95.101.36.67
a1-67.akam.net.         90000   IN      AAAA    2600:1401:2::43
a13-67.akam.net.        90000   IN      A       2.22.230.67
a22-67.akam.net.        90000   IN      A       23.211.61.67
a9-67.akam.net.         90000   IN      A       184.85.248.67
a3-67.akam.net.         90000   IN      AAAA    2600:1408:1c::43
a5-67.akam.net.         90000   IN      AAAA    2600:1480:b000::43
a11-67.akam.net.        90000   IN      AAAA    2600:1480:1::43
a11-67.akam.net.        90000   IN      A       84.53.139.67
a3-67.akam.net.         90000   IN      A       96.7.49.67
a7-67.akam.net.         90000   IN      A       23.61.199.67
a6-67.akam.net.         90000   IN      A       23.211.133.67

;; Query time: 5 msec
;; SERVER: 184.85.248.67#53(184.85.248.67)
;; WHEN: 月 12月 03 09:42:39 JST 2018
;; MSG SIZE  rcvd: 735

こっちは短いから、まだましだ。

$ dig -t a xxxxxx.akam.net @a9-67.akam.net. +dnssec

; <<>> DiG 9.12.3 <<>> -t a xxxxxx.akam.net @a9-67.akam.net. +dnssec
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 27664
;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags: do; udp: 4096
;; QUESTION SECTION:
;xxxxxx.akam.net.               IN      A

;; AUTHORITY SECTION:
akam.net.               180     IN      SOA     internal.akam.net. hostmaster.akamai.com. 1543797840 90000 90000 90000 180

;; Query time: 5 msec
;; SERVER: 184.85.248.67#53(184.85.248.67)
;; WHEN: 月 12月 03 09:44:00 JST 2018
;; MSG SIZE  rcvd: 110


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MoinQ: watchNS/net/akam.net (last edited 2022-04-05 14:20:11 by ToshinoriMaeno)