<> = 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 }}} == 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 }}} == !!! == {{{ $ 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 }}} == 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 }}}