1. DNS/実装/KnotDNSresolver/query-log/2
$ sudo kresd -v [system] interactive mode > [plan] plan 'qmail.jp.' type 'NS' [resl] => root priming query [plan] plan '.' type 'NS' [resl] => querying: '198.97.190.53' score: 10 zone cut: '.' m12n: '.' type: 'NS' [iter] <= rcode: NOERROR [resl] => querying: '198.41.0.4' score: 10 zone cut: '.' m12n: 'Jp.' type: 'NS' [iter] <= referral response, follow [resl] => querying: '203.119.1.1' score: 10 zone cut: 'jp.' m12n: 'QMAIl.Jp.' type: 'NS' [iter] <= referral response, follow [resl] => querying: '14.192.44.5' score: 10 zone cut: 'qmail.jp.' m12n: 'qMAil.Jp.' type: 'NS' [iter] <= rcode: NOERROR [resl] finished: 4, queries: 2, mempool: 32784 B [plan] plan 'qmail.jp.' type 'NS' [ rc ] => satisfied from cache [iter] <= rcode: NOERROR [resl] finished: 4, queries: 1, mempool: 32784 B
$ dig -t ns qmail.jp @127.0.0.3
; <<>> DiG 9.9.5-3ubuntu0.5-Ubuntu <<>> -t ns qmail.jp @127.0.0.3 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 55151 ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;qmail.jp. IN NS ;; ANSWER SECTION: qmail.jp. 604800 IN NS a.ns.qmail.jp. qmail.jp. 604800 IN NS f.ns.qmail.jp. ;; Query time: 640 msec ;; SERVER: 127.0.0.3#53(127.0.0.3) ;; WHEN: Fri Oct 09 09:36:09 JST 2015 ;; MSG SIZE rcvd: 75
$ dig -t ns qmail.jp @127.0.0.3
; <<>> DiG 9.9.5-3ubuntu0.5-Ubuntu <<>> -t ns qmail.jp @127.0.0.3 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 57360 ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;qmail.jp. IN NS ;; ANSWER SECTION: qmail.jp. 604793 IN NS a.ns.qmail.jp. qmail.jp. 604793 IN NS f.ns.qmail.jp. ;; Query time: 0 msec ;; SERVER: 127.0.0.3#53(127.0.0.3) ;; WHEN: Fri Oct 09 09:36:16 JST 2015 ;; MSG SIZE rcvd: 72