watchNS/clnx.qmail.jp/OpenDNSについて、ここに記述してください。 ここのGhost対策はなっていない。 $ dig clnx.qmail.jp @208.67.222.222 {{{ ; <<>> DiG 9.9.5-3ubuntu0.6-Ubuntu <<>> clnx.qmail.jp @208.67.222.222 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25000 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;clnx.qmail.jp. IN A ;; ANSWER SECTION: clnx.qmail.jp. 604800 IN A 195.22.126.213 ;; Query time: 479 msec ;; SERVER: 208.67.222.222#53(208.67.222.222) ;; WHEN: Thu Dec 24 10:21:21 JST 2015 ;; MSG SIZE rcvd: 58 }}} tmaeno@tm:~$ dig -t ns clnx.qmail.jp @208.67.222.222 {{{ ; <<>> DiG 9.9.5-3ubuntu0.6-Ubuntu <<>> -t ns clnx.qmail.jp @208.67.222.222 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 42814 ;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;clnx.qmail.jp. IN NS ;; ANSWER SECTION: clnx.qmail.jp. 604800 IN NS ns3.clnx2015.com. clnx.qmail.jp. 604800 IN NS ns1.clnx2015.com. clnx.qmail.jp. 604800 IN NS ns4.clnx2015.com. clnx.qmail.jp. 604800 IN NS ns2.clnx2015.com. ;; Query time: 306 msec ;; SERVER: 208.67.222.222#53(208.67.222.222) ;; WHEN: Thu Dec 24 10:21:32 JST 2015 ;; MSG SIZE rcvd: 126 }}} キャッシュからの返事ではなさそう。 {{{ $ dig clnx.qmail.jp @208.67.222.222 ; <<>> DiG 9.9.5-3ubuntu0.6-Ubuntu <<>> clnx.qmail.jp @208.67.222.222 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 58420 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;clnx.qmail.jp. IN A ;; ANSWER SECTION: clnx.qmail.jp. 604800 IN A 195.22.126.213 ;; Query time: 475 msec ;; SERVER: 208.67.222.222#53(208.67.222.222) ;; WHEN: Thu Dec 24 11:57:39 JST 2015 ;; MSG SIZE rcvd: 58 tmaeno@tm:~$ dig -t ns clnx.qmail.jp @208.67.222.222 ; <<>> DiG 9.9.5-3ubuntu0.6-Ubuntu <<>> -t ns clnx.qmail.jp @208.67.222.222 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 32205 ;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;clnx.qmail.jp. IN NS ;; ANSWER SECTION: clnx.qmail.jp. 604800 IN NS ns3.clnx2015.com. clnx.qmail.jp. 604800 IN NS ns1.clnx2015.com. clnx.qmail.jp. 604800 IN NS ns2.clnx2015.com. clnx.qmail.jp. 604800 IN NS ns4.clnx2015.com. ;; Query time: 295 msec ;; SERVER: 208.67.222.222#53(208.67.222.222) ;; WHEN: Thu Dec 24 11:57:52 JST 2015 ;; MSG SIZE rcvd: 126 }}}