DNS/実装/KnotDNSresolver/issues/moin.qmail.jpについて、ここに記述してください。 起動したてで、moin.qmail.jp A を問い合わせて、 そのあとで qmail.jp NSを問い合わせると、親の委譲情報を答える。 だが、[[/qmail.jp_NS]] $ dig moin.qmail.jp @127.0.0.3 {{{ ; <<>> DiG 9.11.1 <<>> moin.qmail.jp @127.0.0.3 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 63004 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ; COOKIE: 090ea12c15d9afdf3c0fad1d590160ce8bf6f2a50f309948 (good) ;; QUESTION SECTION: ;moin.qmail.jp. IN A ;; ANSWER SECTION: moin.qmail.jp. 86400 IN A 14.192.44.5 ;; Query time: 201 msec ;; SERVER: 127.0.0.3#53(127.0.0.3) ;; WHEN: Thu Apr 27 12:09:02 JST 2017 ;; MSG SIZE rcvd: 86 }}} $ dig -t ns qmail.jp @127.0.0.3 {{{ ; <<>> DiG 9.11.1 <<>> -t ns qmail.jp @127.0.0.3 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 23133 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ; COOKIE: fbe4a5cb237cf1568091f802590160e796aff045996795cc (good) ;; QUESTION SECTION: ;qmail.jp. IN NS ;; ANSWER SECTION: qmail.jp. 86375 IN NS a.ns.qmail.jp. ;; Query time: 0 msec ;; SERVER: 127.0.0.3#53(127.0.0.3) ;; WHEN: Thu Apr 27 12:09:27 JST 2017 ;; MSG SIZE rcvd: 84 }}} == log == {{{ # kresd -v [system] interactive mode > [ 0][plan] plan 'moin.qmail.jp.' type 'A' [40462][iter] 'moin.qmail.jp.' type 'A' id was assigned, parent id 0 [40462][resl] => using root hints [26011][iter] 'moin.qmail.jp.' type 'A' id was assigned, parent id 0 [26011][resl] => querying: '202.12.27.33' score: 10 zone cut: '.' m12n: 'JP.' type: 'NS' proto: 'udp' [26011][iter] <= using glue for 'e.dns.jp.': '192.50.43.53' [26011][iter] <= using glue for 'h.dns.jp.': '65.22.40.25' [26011][iter] <= using glue for 'f.dns.jp.': '150.100.6.8' [26011][iter] <= using glue for 'd.dns.jp.': '210.138.175.244' [26011][iter] <= using glue for 'g.dns.jp.': '203.119.40.1' [26011][iter] <= using glue for 'c.dns.jp.': '156.154.100.5' [26011][iter] <= using glue for 'b.dns.jp.': '202.12.30.131' [26011][iter] <= using glue for 'a.dns.jp.': '203.119.1.1' [26011][iter] <= referral response, follow [26011][resl] <= server: '202.12.27.33' rtt: 7 ms [50041][iter] 'moin.qmail.jp.' type 'A' id was assigned, parent id 0 [50041][resl] => querying: '65.22.40.25' score: 10 zone cut: 'jp.' m12n: 'QMail.Jp.' type: 'NS' proto: 'udp' [50041][iter] <= using glue for 'a.ns.qmail.jp.': '14.192.44.5' [50041][iter] <= referral response, follow [50041][resl] <= server: '65.22.40.25' rtt: 182 ms [17369][iter] 'moin.qmail.jp.' type 'A' id was assigned, parent id 0 [17369][resl] => querying: '14.192.44.5' score: 10 zone cut: 'qmail.jp.' m12n: 'MOIN.Qmail.jP.' type: 'A' proto: 'udp' [17369][iter] <= rcode: NOERROR [17369][resl] <= server: '14.192.44.5' rtt: 11 ms [ 0][resl] finished: 4, queries: 1, mempool: 32800 B [ 0][plan] plan 'qmail.jp.' type 'NS' [32441][iter] 'qmail.jp.' type 'NS' id was assigned, parent id 0 [32441][ rc ] => satisfied from cache [32441][iter] <= rcode: NOERROR [ 0][resl] finished: 4, queries: 1, mempool: 32800 B }}}