DNS/KnotResolver/2017-04-11/logについて、ここに記述してください。
[ 0][plan] plan 'a.b.c.d.qmail.jp.' type 'A' [58878][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [58878][resl] => using root hints [24796][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [24796][resl] => querying: '193.0.14.129' score: 11 zone cut: '.' m12n: 'jP.' type: 'NS' proto: 'udp' [24796][iter] <= using glue for 'a.dns.jp.': '203.119.1.1' [24796][iter] <= using glue for 'a.dns.jp.': '2001:dc4::1' [24796][iter] <= using glue for 'b.dns.jp.': '202.12.30.131' [24796][iter] <= using glue for 'b.dns.jp.': '2001:dc2::1' [24796][iter] <= using glue for 'c.dns.jp.': '156.154.100.5' [24796][iter] <= using glue for 'c.dns.jp.': '2001:502:ad09::5' [24796][iter] <= using glue for 'd.dns.jp.': '210.138.175.244' [24796][iter] <= using glue for 'd.dns.jp.': '2001:240::53' [24796][iter] <= using glue for 'e.dns.jp.': '192.50.43.53' [24796][iter] <= using glue for 'e.dns.jp.': '2001:200:c000::35' [24796][iter] <= using glue for 'f.dns.jp.': '150.100.6.8' [24796][iter] <= using glue for 'f.dns.jp.': '2001:2f8:0:100::153' [24796][iter] <= using glue for 'g.dns.jp.': '203.119.40.1' [24796][iter] <= using glue for 'h.dns.jp.': '65.22.40.25' [24796][iter] <= using glue for 'h.dns.jp.': '2a01:8840:1ba::25' [24796][iter] <= referral response, follow [24796][resl] <= server: '193.0.14.129' rtt: 140703128616967 ms [ 8649][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [ 8649][resl] => querying: '2a01:8840:1ba::25' score: 10 zone cut: 'jp.' m12n: 'qMAiL.Jp.' type: 'NS' proto: 'udp' [ 8649][resl] => querying: '65.22.40.25' score: 10 zone cut: 'jp.' m12n: 'qMAiL.Jp.' type: 'NS' proto: 'udp' [ 8649][iter] <= using glue for 'a.ns.qmail.jp.': '14.192.44.5' [ 8649][iter] <= referral response, follow [ 8649][resl] <= server: '2a01:8840:1ba::25' rtt: >=140703128617384 ms [ 8649][resl] <= server: '65.22.40.25' rtt: 140703128617134 ms [63188][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [63188][resl] => querying: '14.192.44.5' score: 10 zone cut: 'qmail.jp.' m12n: 'D.qMaIl.jP.' type: 'NS' proto: 'udp' [63188][iter] <= using glue for 'x.ns.d.qmail.jp.': '14.192.44.29' [63188][iter] <= referral response, follow [63188][resl] <= server: '14.192.44.5' rtt: 140703128616971 ms [ 1766][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [ 1766][resl] => querying: '14.192.44.29' score: 10 zone cut: 'd.qmail.jp.' m12n: 'c.d.QMaIL.jp.' type: 'NS' proto: 'udp' [ 1766][iter] <= using glue for 'a.ns.c.d.qmail.jp.': '14.192.44.5' [ 1766][iter] <= referral response, follow [ 1766][resl] <= server: '14.192.44.29' rtt: 140703128616974 ms [20528][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [20528][resl] => querying: '14.192.44.5' score: 11 zone cut: 'c.d.qmail.jp.' m12n: 'B.C.d.QmAIl.jp.' type: 'NS' proto: 'udp' [20528][iter] <= rcode: NXDOMAIN [20528][iter] <= found cut, retrying with non-minimized name [20528][ pc ] => answer cached for TTL=900 [20528][resl] <= server: '14.192.44.5' rtt: 140703128616972 ms [ 3198][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [ 3198][resl] => querying: '14.192.44.5' score: 11 zone cut: 'c.d.qmail.jp.' m12n: 'A.b.c.d.qmAil.Jp.' type: 'A' proto: 'udp' [ 3198][iter] <= referral response, follow [ 3198][resl] <= server: '14.192.44.5' rtt: 140703128616973 ms [58753][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [58753][plan] plan 'qmailzzz.e-ontap.com.' type 'AAAA' [54934][iter] 'qmailzzz.e-ontap.com.' type 'AAAA' id was assigned, parent id 58753 [31547][iter] 'qmailzzz.e-ontap.com.' type 'AAAA' id was assigned, parent id 58753 [31547][resl] => querying: '192.26.92.30' score: 10 zone cut: 'com.' m12n: 'E-Ontap.cOM.' type: 'NS' proto: 'udp' [31547][iter] <= using glue for 'ns.e-ontap.com.': '14.192.44.1' [31547][iter] <= using glue for 'ns2.e-ontap.com.': '49.212.106.253' [31547][iter] <= referral response, follow [31547][resl] <= server: '192.26.92.30' rtt: 140703128616969 ms [ 684][iter] 'qmailzzz.e-ontap.com.' type 'AAAA' id was assigned, parent id 58753 [ 684][resl] => querying: '49.212.106.253' score: 10 zone cut: 'e-ontap.com.' m12n: 'qMAILZZz.E-OntaP.coM.' type: 'AAAA' proto: 'udp' [ 684][iter] <= rcode: NXDOMAIN [ 684][ pc ] => answer cached for TTL=900 [ 684][resl] <= server: '49.212.106.253' rtt: 140703128616977 ms [25223][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [25223][plan] plan 'qmailzzz.e-ontap.com.' type 'A' [27534][iter] 'qmailzzz.e-ontap.com.' type 'A' id was assigned, parent id 25223 [51023][iter] 'qmailzzz.e-ontap.com.' type 'A' id was assigned, parent id 25223 [51023][resl] => querying: '14.192.44.1' score: 10 zone cut: 'e-ontap.com.' m12n: 'QmaiLZZZ.e-OnTAp.CoM.' type: 'A' proto: 'udp' [51023][iter] <= rcode: NXDOMAIN [51023][ pc ] => answer cached for TTL=900 [51023][resl] <= server: '14.192.44.1' rtt: 140703128616973 ms [45787][iter] 'a.b.c.d.qmail.jp.' type 'A' id was assigned, parent id 0 [45787][resl] => unresolvable NS address, bailing out [45787][resl] => no valid NS left [ 0][resl] finished: 8, queries: 3, mempool: 32800 B