6月 152014
(自:freebit網より)
$ dig +norec @202.216.229.30 a cloudfront.net ; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.23.rc1.el6_5.1 <<>> +norec @202.216.229.30 a cloudfront.net ; (1 server found) ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 32115 ;; flags: qr ra; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 1 ;; QUESTION SECTION: ;cloudfront.net. IN A ;; AUTHORITY SECTION: cloudfront.net. 147896 IN NS ns-1306.awsdns-35.org. cloudfront.net. 147896 IN NS ns-418.awsdns-52.com. cloudfront.net. 147896 IN NS ns-666.awsdns-19.net. cloudfront.net. 147896 IN NS ns-1597.awsdns-07.co.uk. ;; ADDITIONAL SECTION: ns-418.awsdns-52.com. 148199 IN A 205.251.193.162 ;; Query time: 16 msec ;; SERVER: 202.216.229.30#53(202.216.229.30) ;; WHEN: Sun Jun 15 22:32:59 2014 ;; MSG SIZE rcvd: 185
$ drill @202.216.229.30 ;; ->>HEADER<<- opcode: QUERY, rcode: REFUSED, id: 50017 ;; flags: qr rd ; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;; . IN NS ;; ANSWER SECTION: ;; AUTHORITY SECTION: ;; ADDITIONAL SECTION: ;; Query time: 10 msec ;; SERVER: 202.216.229.30 ;; WHEN: Sun Jun 15 22:57:23 2014 ;; MSG SIZE rcvd: 17 $ drill @202.216.229.30 ;; ->>HEADER<<- opcode: QUERY, rcode: NOERROR, id: 45652 ;; flags: qr rd ra ; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 13 ;; QUESTION SECTION: ;; . IN NS ;; ANSWER SECTION: . 122556 IN NS h.root-servers.net. . 122556 IN NS m.root-servers.net. . 122556 IN NS d.root-servers.net. . 122556 IN NS f.root-servers.net. . 122556 IN NS k.root-servers.net. . 122556 IN NS l.root-servers.net. . 122556 IN NS g.root-servers.net. . 122556 IN NS j.root-servers.net. . 122556 IN NS i.root-servers.net. . 122556 IN NS c.root-servers.net. . 122556 IN NS a.root-servers.net. . 122556 IN NS b.root-servers.net. . 122556 IN NS e.root-servers.net. ;; AUTHORITY SECTION: ;; ADDITIONAL SECTION: i.root-servers.net. 321299 IN A 192.36.148.17 i.root-servers.net. 377344 IN AAAA 2001:7fe::53 m.root-servers.net. 320281 IN A 202.12.27.33 m.root-servers.net. 372907 IN AAAA 2001:dc3::35 b.root-servers.net. 325774 IN A 192.228.79.201 b.root-servers.net. 351825 IN AAAA 2001:500:84::b g.root-servers.net. 325357 IN A 192.112.36.4 a.root-servers.net. 319260 IN A 198.41.0.4 a.root-servers.net. 515792 IN AAAA 2001:503:ba3e::2:30 f.root-servers.net. 333757 IN A 192.5.5.241 f.root-servers.net. 333757 IN AAAA 2001:500:2f::f e.root-servers.net. 321157 IN A 192.203.230.10 l.root-servers.net. 320976 IN A 199.7.83.42 ;; Query time: 9 msec ;; SERVER: 202.216.229.30 ;; WHEN: Sun Jun 15 22:57:24 2014 ;; MSG SIZE rcvd: 496
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