watchWWW/cisco.com/kresd.logについて、ここに記述してください。 $ kdig www.cisco.com @127.0.0.3 {{{ ;; ->>HEADER<<- opcode: QUERY; status: NOERROR; id: 45951 ;; Flags: qr rd ra; QUERY: 1; ANSWER: 5; AUTHORITY: 0; ADDITIONAL: 0 ;; QUESTION SECTION: ;; www.cisco.com. IN A ;; ANSWER SECTION: www.cisco.com. 3600 IN CNAME www.cisco.com.akadns.net. www.cisco.com.akadns.net. 300 IN CNAME wwwds.cisco.com.edgekey.net. wwwds.cisco.com.edgekey.net. 21600 IN CNAME wwwds.cisco.com.edgekey.net.globalredir.akadns.net. wwwds.cisco.com.edgekey.net.globalredir.akadns.net. 3600 IN CNAME e144.dscb.akamaiedge.net. e144.dscb.akamaiedge.net. 20 IN A 23.66.97.144 ;; Received 344 B ;; Time 2016-03-20 08:42:46 JST ;; From 127.0.0.3@53(UDP) in 986.5 ms }}} {{{ > cachectl.clear() true > [plan] plan 'www.cisco.com.' type 'A' [resl] => using root hints [resl] => querying: '202.12.27.33' score: 10 zone cut: '.' m12n: 'com.' type: 'NS' [resl] optional: '199.7.83.42' score: 10 zone cut: '.' m12n: 'com.' type: 'NS' [resl] optional: '193.0.14.129' score: 10 zone cut: '.' m12n: 'com.' type: 'NS' [resl] optional: '192.58.128.30' score: 10 zone cut: '.' m12n: 'com.' type: 'NS' [iter] <= referral response, follow [resl] <= server: '202.12.27.33' rtt: 6 ms [resl] => querying: '192.55.83.30' score: 10 zone cut: 'com.' m12n: 'CISco.Com.' type: 'NS' [resl] optional: '192.41.162.30' score: 10 zone cut: 'com.' m12n: 'CISco.Com.' type: 'NS' [resl] optional: '192.52.178.30' score: 10 zone cut: 'com.' m12n: 'CISco.Com.' type: 'NS' [resl] optional: '192.48.79.30' score: 10 zone cut: 'com.' m12n: 'CISco.Com.' type: 'NS' [iter] <= referral response, follow [resl] <= server: '192.55.83.30' rtt: 73 ms [resl] => querying: '173.37.146.41' score: 10 zone cut: 'cisco.com.' m12n: 'WwW.cISCO.COM.' type: 'A' [resl] optional: '64.102.255.44' score: 10 zone cut: 'cisco.com.' m12n: 'WwW.cISCO.COM.' type: 'A' [resl] optional: '72.163.5.201' score: 10 zone cut: 'cisco.com.' m12n: 'WwW.cISCO.COM.' type: 'A' [iter] <= rcode: NOERROR [iter] <= cname chain, following [plan] plan 'www.cisco.com.akadns.net.' type 'A' [resl] <= server: '173.37.146.41' rtt: 153 ms [resl] => using root hints [resl] => querying: '199.7.83.42' score: 10 zone cut: '.' m12n: 'net.' type: 'NS' [resl] optional: '193.0.14.129' score: 10 zone cut: '.' m12n: 'net.' type: 'NS' [resl] optional: '192.58.128.30' score: 10 zone cut: '.' m12n: 'net.' type: 'NS' [resl] optional: '192.36.148.17' score: 10 zone cut: '.' m12n: 'net.' type: 'NS' [iter] <= referral response, follow [resl] <= server: '199.7.83.42' rtt: 137 ms [resl] => querying: '192.41.162.30' score: 10 zone cut: 'net.' m12n: 'aKadNS.nET.' type: 'NS' [resl] optional: '192.52.178.30' score: 10 zone cut: 'net.' m12n: 'aKadNS.nET.' type: 'NS' [resl] optional: '192.48.79.30' score: 10 zone cut: 'net.' m12n: 'aKadNS.nET.' type: 'NS' [resl] optional: '192.43.172.30' score: 10 zone cut: 'net.' m12n: 'aKadNS.nET.' type: 'NS' [iter] <= referral response, follow [resl] <= server: '192.41.162.30' rtt: 173 ms [resl] => querying: '96.7.49.129' score: 10 zone cut: 'akadns.net.' m12n: 'cOm.akADnS.nET.' type: 'NS' [resl] optional: '193.108.88.128' score: 10 zone cut: 'akadns.net.' m12n: 'cOm.akADnS.nET.' type: 'NS' [iter] <= rcode: NXDOMAIN [iter] <= found cut, retrying with non-minimized name [ pc ] => answer cached for TTL=180 [resl] <= server: '96.7.49.129' rtt: 14 ms [resl] => querying: '84.53.139.129' score: 10 zone cut: 'akadns.net.' m12n: 'WWW.cISCo.CoM.aKADnS.NeT.' type: 'A' [resl] optional: '184.85.248.128' score: 10 zone cut: 'akadns.net.' m12n: 'WWW.cISCo.CoM.aKADnS.NeT.' type: 'A' [resl] optional: '23.61.199.131' score: 10 zone cut: 'akadns.net.' m12n: 'WWW.cISCo.CoM.aKADnS.NeT.' type: 'A' [resl] optional: '193.108.88.128' score: 10 zone cut: 'akadns.net.' m12n: 'WWW.cISCo.CoM.aKADnS.NeT.' type: 'A' [iter] <= rcode: NOERROR [iter] <= cname chain, following [plan] plan 'wwwds.cisco.com.edgekey.net.' type 'A' [resl] <= server: '84.53.139.129' rtt: 13 ms [resl] => querying: '192.52.178.30' score: 10 zone cut: 'net.' m12n: 'EDGeKEy.NEt.' type: 'NS' [resl] optional: '192.48.79.30' score: 10 zone cut: 'net.' m12n: 'EDGeKEy.NEt.' type: 'NS' [resl] optional: '192.43.172.30' score: 10 zone cut: 'net.' m12n: 'EDGeKEy.NEt.' type: 'NS' [resl] optional: '192.54.112.30' score: 10 zone cut: 'net.' m12n: 'EDGeKEy.NEt.' type: 'NS' [iter] <= referral response, follow [resl] <= server: '192.52.178.30' rtt: 260 ms [resl] => querying: '96.7.49.65' score: 10 zone cut: 'edgekey.net.' m12n: 'Com.edGekey.net.' type: 'NS' [resl] optional: '184.85.248.66' score: 10 zone cut: 'edgekey.net.' m12n: 'Com.edGekey.net.' type: 'NS' [resl] optional: '84.53.139.66' score: 10 zone cut: 'edgekey.net.' m12n: 'Com.edGekey.net.' type: 'NS' [resl] optional: '193.108.91.66' score: 10 zone cut: 'edgekey.net.' m12n: 'Com.edGekey.net.' type: 'NS' [iter] <= rcode: NOERROR [iter] <= found cut, retrying with non-minimized name [resl] <= server: '96.7.49.65' rtt: 13 ms [resl] => querying: '96.7.49.65' score: 13 zone cut: 'edgekey.net.' m12n: 'wWWDS.CiscO.cOm.edgekey.Net.' type: 'A' [resl] optional: '184.85.248.66' score: 13 zone cut: 'edgekey.net.' m12n: 'wWWDS.CiscO.cOm.edgekey.Net.' type: 'A' [resl] optional: '84.53.139.66' score: 13 zone cut: 'edgekey.net.' m12n: 'wWWDS.CiscO.cOm.edgekey.Net.' type: 'A' [resl] optional: '193.108.91.66' score: 13 zone cut: 'edgekey.net.' m12n: 'wWWDS.CiscO.cOm.edgekey.Net.' type: 'A' [iter] <= rcode: NOERROR [iter] <= cname chain, following [plan] plan 'wwwds.cisco.com.edgekey.net.globalredir.akadns.net.' type 'A' [resl] <= server: '96.7.49.65' rtt: 13 ms [resl] => querying: '184.85.248.128' score: 10 zone cut: 'akadns.net.' m12n: 'GlOBALREDIR.akaDnS.NeT.' type: 'NS' [resl] optional: '23.61.199.131' score: 10 zone cut: 'akadns.net.' m12n: 'GlOBALREDIR.akaDnS.NeT.' type: 'NS' [resl] optional: '193.108.88.128' score: 10 zone cut: 'akadns.net.' m12n: 'GlOBALREDIR.akaDnS.NeT.' type: 'NS' [iter] <= rcode: NOERROR [iter] <= found cut, retrying with non-minimized name [ pc ] => answer cached for TTL=180 [resl] <= server: '184.85.248.128' rtt: 19 ms [resl] => querying: '23.61.199.131' score: 10 zone cut: 'akadns.net.' m12n: 'WWwds.CiSco.com.EdGeKEY.nEt.globALrediR.Akadns.nEt.' type: 'A' [resl] optional: '193.108.88.128' score: 10 zone cut: 'akadns.net.' m12n: 'WWwds.CiSco.com.EdGeKEY.nEt.globALrediR.Akadns.nEt.' type: 'A' [iter] <= rcode: NOERROR [iter] <= cname chain, following [plan] plan 'e144.dscb.akamaiedge.net.' type 'A' [resl] <= server: '23.61.199.131' rtt: 9 ms [resl] => querying: '192.55.83.30' score: 73 zone cut: 'net.' m12n: 'akamAiedGE.NET.' type: 'NS' [resl] optional: '192.48.79.30' score: 73 zone cut: 'net.' m12n: 'akamAiedGE.NET.' type: 'NS' [resl] optional: '192.43.172.30' score: 73 zone cut: 'net.' m12n: 'akamAiedGE.NET.' type: 'NS' [resl] optional: '192.54.112.30' score: 73 zone cut: 'net.' m12n: 'akamAiedGE.NET.' type: 'NS' [iter] <= referral response, follow [resl] <= server: '192.55.83.30' rtt: 74 ms [resl] => querying: '96.7.49.194' score: 10 zone cut: 'akamaiedge.net.' m12n: 'dscb.aKAMAieDge.Net.' type: 'NS' [resl] optional: '95.100.168.194' score: 10 zone cut: 'akamaiedge.net.' m12n: 'dscb.aKAMAieDge.Net.' type: 'NS' [resl] optional: '184.85.248.194' score: 10 zone cut: 'akamaiedge.net.' m12n: 'dscb.aKAMAieDge.Net.' type: 'NS' [resl] optional: '84.53.139.194' score: 10 zone cut: 'akamaiedge.net.' m12n: 'dscb.aKAMAieDge.Net.' type: 'NS' [iter] <= referral response, follow [resl] <= server: '96.7.49.194' rtt: 13 ms [resl] => querying: '173.222.133.4' score: 10 zone cut: 'dscb.akamaiedge.net.' m12n: 'e144.dsCB.AkAMAieDge.Net.' type: 'A' [resl] optional: '173.222.133.5' score: 10 zone cut: 'dscb.akamaiedge.net.' m12n: 'e144.dsCB.AkAMAieDge.Net.' type: 'A' [resl] optional: '173.222.133.14' score: 10 zone cut: 'dscb.akamaiedge.net.' m12n: 'e144.dsCB.AkAMAieDge.Net.' type: 'A' [resl] optional: '125.56.218.56' score: 10 zone cut: 'dscb.akamaiedge.net.' m12n: 'e144.dsCB.AkAMAieDge.Net.' type: 'A' [iter] <= rcode: NOERROR [resl] <= server: '173.222.133.4' rtt: 8 ms [resl] finished: 4, queries: 5, mempool: 65600 B }}}