1. watchA
2. さくらの返答
$ dig moin.www.d-n-s.info @ns1.dns.ne.jp ; <<>> DiG 9.11.3-1ubuntu1.12-Ubuntu <<>> moin.www.d-n-s.info @ns1.dns.ne.jp ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6990 ;; flags: qr aa rd; QUERY: 1, ANSWER: 3, AUTHORITY: 2, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;moin.www.d-n-s.info. IN A ;; ANSWER SECTION: moin.www.d-n-s.info. 3600 IN CNAME moin.sakura.qmail.jp. moin.sakura.qmail.jp. 3600 IN CNAME ns.brau.jp. ns.brau.jp. 3600 IN A 14.192.44.5 ;; AUTHORITY SECTION: ns.brau.jp. 3600 IN NS ns1.dns.ne.jp. ns.brau.jp. 3600 IN NS ns2.dns.ne.jp. ;; Query time: 5 msec ;; SERVER: 61.211.236.1#53(61.211.236.1) ;; WHEN: Wed Jul 01 15:58:36 JST 2020 ;; MSG SIZE rcvd: 163
3. リソルバー
$ dig moin.www.d-n-s.info ; <<>> DiG 9.11.3-1ubuntu1.12-Ubuntu <<>> moin.www.d-n-s.info ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 59062 ;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 65494 ;; QUESTION SECTION: ;moin.www.d-n-s.info. IN A ;; ANSWER SECTION: moin.www.d-n-s.info. 2689 IN CNAME moin.sakura.qmail.jp. moin.sakura.qmail.jp. 2689 IN CNAME ns.brau.jp. ns.brau.jp. 600 IN A 14.192.44.1 ;; Query time: 25 msec ;; SERVER: 127.0.0.53#53(127.0.0.53) ;; WHEN: Wed Jul 01 16:00:09 JST 2020 ;; MSG SIZE rcvd: 120
$ dig moin.www.d-n-s.info @1.1.1.1 ; <<>> DiG 9.11.3-1ubuntu1.12-Ubuntu <<>> moin.www.d-n-s.info @1.1.1.1 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 14788 ;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1452 ;; QUESTION SECTION: ;moin.www.d-n-s.info. IN A ;; ANSWER SECTION: moin.www.d-n-s.info. 3483 IN CNAME moin.sakura.qmail.jp. moin.sakura.qmail.jp. 3483 IN CNAME ns.brau.jp. ns.brau.jp. 483 IN A 14.192.44.1 ;; Query time: 6 msec ;; SERVER: 1.1.1.1#53(1.1.1.1) ;; WHEN: Wed Jul 01 16:03:12 JST 2020 ;; MSG SIZE rcvd: 139