DNS/ghost1/GTEIについて、ここに記述してください。
@4.2.2.1
9d%dig -t a www.ghost1.qmail.jp @4.2.2.1 ~
; <<>> DiG 9.8.0-P4 <<>> -t a www.ghost1.qmail.jp @4.2.2.1 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 13284 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;www.ghost1.qmail.jp. IN A ;; ANSWER SECTION: www.ghost1.qmail.jp. 213 IN A 202.41.218.242 ;; Query time: 118 msec ;; SERVER: 4.2.2.1#53(4.2.2.1) ;; WHEN: Fri Mar 23 21:39:33 2012 ;; MSG SIZE rcvd: 53
21:39d%dig -t ns ghost1.qmail.jp @4.2.2.1 ~
; <<>> DiG 9.8.0-P4 <<>> -t ns ghost1.qmail.jp @4.2.2.1 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 30694 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;ghost1.qmail.jp. IN NS ;; ANSWER SECTION: ghost1.qmail.jp. 3506 IN NS ns.ghost1.qmail.jp. ;; Query time: 119 msec ;; SERVER: 4.2.2.1#53(4.2.2.1) ;; WHEN: Fri Mar 23 21:39:40 2012 ;; MSG SIZE rcvd: 50
21:39d%dig -t a ns.ghost1.qmail.jp @4.2.2.1
; <<>> DiG 9.8.0-P4 <<>> -t a ns.ghost1.qmail.jp @4.2.2.1 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 33461 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0 ;; QUESTION SECTION: ;ns.ghost1.qmail.jp. IN A ;; AUTHORITY SECTION: ghost1.qmail.jp. 847 IN SOA ns.ghost1.qmail.jp. hostmaster.ghost1.qmail.jp. 1332505823 16384 2048 1048576 2560 ;; Query time: 133 msec ;; SERVER: 4.2.2.1#53(4.2.2.1) ;; WHEN: Fri Mar 23 21:39:51 2012 ;; MSG SIZE rcvd: 83
この返事はおかしい。
TTL満了時の返事もおかしい。
%dig -t a www.ghost1.qmail.jp @4.2.2.1 ~
; <<>> DiG 9.8.0-P4 <<>> -t a www.ghost1.qmail.jp @4.2.2.1 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 56197 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;www.ghost1.qmail.jp. IN A ;; Query time: 136 msec ;; SERVER: 4.2.2.1#53(4.2.2.1) ;; WHEN: Fri Mar 23 21:43:24 2012 ;; MSG SIZE rcvd: 37