kresd/issues/100+yについて、ここに記述してください。
cachectl.clear() true
> [plan] plan '100.jp.' type 'A' [resl] => using root hints [resl] => querying: '202.12.27.33' score: 10 zone cut: '.' m12n: 'Jp.' type: 'NS' [resl] optional: '199.7.83.42' score: 10 zone cut: '.' m12n: 'Jp.' type: 'NS' [resl] optional: '193.0.14.129' score: 10 zone cut: '.' m12n: 'Jp.' type: 'NS' [resl] optional: '192.58.128.30' score: 10 zone cut: '.' m12n: 'Jp.' type: 'NS' [iter] <= referral response, follow [resl] <= server: '202.12.27.33' rtt: 6 ms [resl] => querying: '203.119.40.1' score: 10 zone cut: 'jp.' m12n: '100.Jp.' type: 'A' [resl] optional: '150.100.6.8' score: 10 zone cut: 'jp.' m12n: '100.Jp.' type: 'A' [resl] optional: '192.50.43.53' score: 10 zone cut: 'jp.' m12n: '100.Jp.' type: 'A' [resl] optional: '210.138.175.244' score: 10 zone cut: 'jp.' m12n: '100.Jp.' type: 'A' [iter] <= referral response, follow [resl] <= server: '203.119.40.1' rtt: 6 ms [resl] => querying: '210.188.224.9' score: 10 zone cut: '100.jp.' m12n: '100.JP.' type: 'A' [iter] <= rcode: NOERROR [resl] <= server: '210.188.224.9' rtt: 6 ms [resl] finished: 4, queries: 1, mempool: 32800 B
- 100.jp NSがキャッシュされている状態で、次の問い合わせをする。
[plan] plan 'y.qmail.jp.' type 'A' [resl] => querying: '150.100.6.8' score: 10 zone cut: 'jp.' m12n: 'Qmail.jp.' type: 'NS' [resl] optional: '192.50.43.53' score: 10 zone cut: 'jp.' m12n: 'Qmail.jp.' type: 'NS' [resl] optional: '210.138.175.244' score: 10 zone cut: 'jp.' m12n: 'Qmail.jp.' type: 'NS' [resl] optional: '156.154.100.5' score: 10 zone cut: 'jp.' m12n: 'Qmail.jp.' type: 'NS' [iter] <= referral response, follow [resl] <= server: '150.100.6.8' rtt: 6 ms [resl] => querying: '14.192.44.5' score: 10 zone cut: 'qmail.jp.' m12n: 'Y.qMAIl.jP.' type: 'A' [iter] <= referral response, follow [resl] <= server: '14.192.44.5' rtt: 11 ms [plan] plan 'ns1.dns.ne.jp.' type 'AAAA' [resl] => querying: '150.100.6.8' score: 11 zone cut: 'jp.' m12n: 'ne.JP.' type: 'NS' [resl] optional: '192.50.43.53' score: 11 zone cut: 'jp.' m12n: 'ne.JP.' type: 'NS' [resl] optional: '210.138.175.244' score: 11 zone cut: 'jp.' m12n: 'ne.JP.' type: 'NS' [resl] optional: '156.154.100.5' score: 11 zone cut: 'jp.' m12n: 'ne.JP.' type: 'NS' [iter] <= rcode: NOERROR [iter] <= found cut, retrying with non-minimized name [ pc ] => answer cached for TTL=900 [resl] <= server: '150.100.6.8' rtt: 6 ms [resl] => querying: '203.119.40.1' score: 11 zone cut: 'jp.' m12n: 'ns1.DNS.nE.JP.' type: 'AAAA' [resl] optional: '192.50.43.53' score: 11 zone cut: 'jp.' m12n: 'ns1.DNS.nE.JP.' type: 'AAAA' [resl] optional: '210.138.175.244' score: 11 zone cut: 'jp.' m12n: 'ns1.DNS.nE.JP.' type: 'AAAA' [resl] optional: '156.154.100.5' score: 11 zone cut: 'jp.' m12n: 'ns1.DNS.nE.JP.' type: 'AAAA' [iter] <= referral response, follow [resl] <= server: '203.119.40.1' rtt: 5 ms [resl] => querying: '210.224.172.13' score: 10 zone cut: 'dns.ne.jp.' m12n: 'NS1.dnS.Ne.jP.' type: 'AAAA' [resl] optional: '210.188.224.9' score: 10 zone cut: 'dns.ne.jp.' m12n: 'NS1.dnS.Ne.jP.' type: 'AAAA' [iter] <= rcode: NOERROR [ pc ] => answer cached for TTL=900 [resl] <= server: '210.224.172.13' rtt: 16 ms [plan] plan 'ns1.dns.ne.jp.' type 'A' [ rc ] => satisfied from cache [iter] <= rcode: NOERROR [resl] => querying: '210.188.224.9' score: 11 zone cut: 'y.qmail.jp.' m12n: 'y.QmaIL.jP.' type: 'A' [iter] <= rcode: REFUSED [resl] <= server: '210.188.224.9' rtt: 6 ms [resl] finished: 4, queries: 3, mempool: 32800 B
zone cut に対する情報として保持されているだけなのか。
- それなら、害は少ないかも。
ns1.dns.ne.jp A は => satisfied from cache とあるな。??? -- ToshinoriMaeno 2016-04-15 14:22:25