1. tm1.dns-tm.com

204.79.195.41 trafficmanager.net の NS

$ dig +short www\.tm.a.prd.aadg.trafficmanager\.net. @tm1.dns-tm.com
20.190.141.35
40.126.13.9
20.190.141.33
20.190.141.32
20.190.141.34
20.190.141.37
40.126.13.8
20.190.141.38

1.1. NXDOMAIN

Empty Non Terminals DNS/RFC/8020

tm.a.prd.aadg.trafficmanager.net
a.prd.aadg.trafficmanager.net
prd.aadg.trafficmanager.net
aadg.trafficmanager.net
trafficmanager.net

$ dig tm.a.prd.aadg.trafficmanager\.net. @tm1.dns-tm.com

; <<>> DiG 9.16.1-Ubuntu <<>> tm.a.prd.aadg.trafficmanager.net. @tm1.dns-tm.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35716
;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1280
;; QUESTION SECTION:
;tm.a.prd.aadg.trafficmanager.net. IN   A

;; AUTHORITY SECTION:
trafficmanager.net.     30      IN      SOA     tm1.dns-tm.com. hostmaster.trafficmanager.net. 2003080800 900 300 2419200 30

;; Query time: 152 msec
;; SERVER: 204.79.195.41#53(204.79.195.41)
;; WHEN: 火  9月 21 07:07:12 JST 2021
;; MSG SIZE  rcvd: 122

1.2. !!!

$ dig trafficmanager.net. @tm1.dns-tm.com

; <<>> DiG 9.16.1-Ubuntu <<>> trafficmanager.net. @tm1.dns-tm.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4055
;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1280
;; QUESTION SECTION:
;trafficmanager.net.            IN      A

;; AUTHORITY SECTION:
trafficmanager.net.     30      IN      SOA     tm1.dns-tm.com. hostmaster.trafficmanager.net. 2003080800 900 300 2419200 30

;; Query time: 152 msec
;; SERVER: 204.79.195.41#53(204.79.195.41)
;; WHEN: 火  9月 21 07:25:07 JST 2021
;; MSG SIZE  rcvd: 108

$ dig -t ns trafficmanager.net. @tm1.dns-tm.com

; <<>> DiG 9.16.1-Ubuntu <<>> -t ns trafficmanager.net. @tm1.dns-tm.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6543
;; flags: qr aa rd; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1280
;; QUESTION SECTION:
;trafficmanager.net.            IN      NS

;; ANSWER SECTION:
trafficmanager.net.     86400   IN      NS      tm1.dns-tm.com.
trafficmanager.net.     86400   IN      NS      tm2.dns-tm.com.
trafficmanager.net.     86400   IN      NS      tm1.edgedns-tm.info.
trafficmanager.net.     86400   IN      NS      tm2.edgedns-tm.info.

;; Query time: 147 msec
;; SERVER: 204.79.195.41#53(204.79.195.41)
;; WHEN: 火  9月 21 07:26:34 JST 2021
;; MSG SIZE  rcvd: 144

1.3. edgedns-tm1.info

$ dig -t a trafficmanager.net. @tm1.edgedns-tm.info

; <<>> DiG 9.16.1-Ubuntu <<>> -t a trafficmanager.net. @tm1.edgedns-tm.info
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 45056
;; flags: qr aa rd ad cd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; WARNING: recursion requested but not available

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

;; AUTHORITY SECTION:
trafficmanager.net.     30      IN      SOA     tm1.dns-tm.com. hostmaster.trafficmanager.net. 118221445 900 300 2419200 30

;; Query time: 47 msec
;; SERVER: 13.107.222.240#53(13.107.222.240)
;; WHEN: 火  9月 21 07:34:55 JST 2021
;; MSG SIZE  rcvd: 108