These are the outputs. I also attach the file containing them.
; <<>> DiG 9.8.1-P1 <<>> ns . +norec +noedns @198.41.0.4 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25625 ;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14 ;; QUESTION SECTION: ;. IN NS ;; ANSWER SECTION: . 243196 IN NS l.root-servers.net. . 243196 IN NS g.root-servers.net. . 243196 IN NS k.root-servers.net. . 243196 IN NS a.root-servers.net. . 243196 IN NS e.root-servers.net. . 243196 IN NS d.root-servers.net. . 243196 IN NS c.root-servers.net. . 243196 IN NS i.root-servers.net. . 243196 IN NS f.root-servers.net. . 243196 IN NS h.root-servers.net. . 243196 IN NS j.root-servers.net. . 243196 IN NS b.root-servers.net. . 243196 IN NS m.root-servers.net. ;; ADDITIONAL SECTION: a.root-servers.net. 502389 IN A 198.41.0.4 a.root-servers.net. 508720 IN AAAA 2001:503:ba3e::2:30 b.root-servers.net. 502640 IN A 192.228.79.201 c.root-servers.net. 502640 IN A 192.33.4.12 d.root-servers.net. 523851 IN A 199.7.91.13 e.root-servers.net. 502640 IN A 192.203.230.10 f.root-servers.net. 581030 IN A 192.5.5.241 f.root-servers.net. 236384 IN AAAA 2001:500:2f::f g.root-servers.net. 502640 IN A 192.112.36.4 i.root-servers.net. 502640 IN A 192.36.148.17 i.root-servers.net. 555890 IN AAAA 2001:7fe::53 j.root-servers.net. 537043 IN A 192.58.128.30 j.root-servers.net. 236384 IN AAAA 2001:503:c27::2:30 k.root-servers.net. 502394 IN A 193.0.14.129 ;; Query time: 62 msec ;; SERVER: 198.41.0.4#53(198.41.0.4) ;; WHEN: Fri Jan 18 15:38:42 2013 ;; MSG SIZE rcvd: 500 ///////////////////////////////// ; <<>> DiG 9.8.1-P1 <<>> ns . +norec +edns=0 @198.41.0.4 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 41815 ;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 19 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;. IN NS ;; ANSWER SECTION: . 243102 IN NS f.root-servers.net. . 243102 IN NS h.root-servers.net. . 243102 IN NS i.root-servers.net. . 243102 IN NS d.root-servers.net. . 243102 IN NS b.root-servers.net. . 243102 IN NS l.root-servers.net. . 243102 IN NS m.root-servers.net. . 243102 IN NS e.root-servers.net. . 243102 IN NS a.root-servers.net. . 243102 IN NS c.root-servers.net. . 243102 IN NS j.root-servers.net. . 243102 IN NS k.root-servers.net. . 243102 IN NS g.root-servers.net. ;; ADDITIONAL SECTION: a.root-servers.net. 502295 IN A 198.41.0.4 a.root-servers.net. 508626 IN AAAA 2001:503:ba3e::2:30 b.root-servers.net. 502546 IN A 192.228.79.201 c.root-servers.net. 502546 IN A 192.33.4.12 d.root-servers.net. 523757 IN A 199.7.91.13 e.root-servers.net. 502546 IN A 192.203.230.10 f.root-servers.net. 580936 IN A 192.5.5.241 f.root-servers.net. 236290 IN AAAA 2001:500:2f::f g.root-servers.net. 502546 IN A 192.112.36.4 i.root-servers.net. 502546 IN A 192.36.148.17 i.root-servers.net. 555796 IN AAAA 2001:7fe::53 j.root-servers.net. 536949 IN A 192.58.128.30 j.root-servers.net. 236290 IN AAAA 2001:503:c27::2:30 k.root-servers.net. 502300 IN A 193.0.14.129 k.root-servers.net. 75429 IN AAAA 2001:7fd::1 l.root-servers.net. 502546 IN A 199.7.83.42 m.root-servers.net. 502546 IN A 202.12.27.33 m.root-servers.net. 30760 IN AAAA 2001:dc3::35 ;; Query time: 274 msec ;; SERVER: 198.41.0.4#53(198.41.0.4) ;; WHEN: Fri Jan 18 15:40:15 2013 ;; MSG SIZE rcvd: 599 /////////////////////////////// ; <<>> DiG 9.8.1-P1 <<>> ns . +norec +dnssec @198.41.0.4 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2272 ;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 20 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags: do; udp: 4096 ;; QUESTION SECTION: ;. IN NS ;; ANSWER SECTION: . 243053 IN NS d.root-servers.net. . 243053 IN NS f.root-servers.net. . 243053 IN NS h.root-servers.net. . 243053 IN NS a.root-servers.net. . 243053 IN NS b.root-servers.net. . 243053 IN NS e.root-servers.net. . 243053 IN NS j.root-servers.net. . 243053 IN NS m.root-servers.net. . 243053 IN NS k.root-servers.net. . 243053 IN NS c.root-servers.net. . 243053 IN NS i.root-servers.net. . 243053 IN NS l.root-servers.net. . 243053 IN NS g.root-servers.net. ;; ADDITIONAL SECTION: a.root-servers.net. 502246 IN A 198.41.0.4 a.root-servers.net. 508577 IN AAAA 2001:503:ba3e::2:30 b.root-servers.net. 502497 IN A 192.228.79.201 c.root-servers.net. 502497 IN A 192.33.4.12 d.root-servers.net. 523708 IN A 199.7.91.13 d.root-servers.net. 538431 IN AAAA 2001:500:2d::d e.root-servers.net. 502497 IN A 192.203.230.10 f.root-servers.net. 580887 IN A 192.5.5.241 f.root-servers.net. 236241 IN AAAA 2001:500:2f::f g.root-servers.net. 502497 IN A 192.112.36.4 i.root-servers.net. 502497 IN A 192.36.148.17 i.root-servers.net. 555747 IN AAAA 2001:7fe::53 j.root-servers.net. 536900 IN A 192.58.128.30 j.root-servers.net. 236241 IN AAAA 2001:503:c27::2:30 k.root-servers.net. 502251 IN A 193.0.14.129 k.root-servers.net. 75380 IN AAAA 2001:7fd::1 l.root-servers.net. 502497 IN A 199.7.83.42 m.root-servers.net. 502497 IN A 202.12.27.33 m.root-servers.net. 30711 IN AAAA 2001:dc3::35 ;; Query time: 249 msec ;; SERVER: 198.41.0.4#53(198.41.0.4) ;; WHEN: Fri Jan 18 15:41:04 2013 ;; MSG SIZE rcvd: 627 2013/1/17 Mark Andrews <ma...@isc.org> > > What are the answers to the following queries starting with the > very basic plain DNS query > > dig ns . +norec +noedns @198.41.0.4 > > Now add in EDNS support > > dig ns . +norec +edns @198.41.0.4 > > Now add in DNSEC support > > dig ns . +norec +dnssec @198.41.0.4 > > Please post the responses to all these queries > -- > Mark Andrews, ISC > 1 Seymour St., Dundas Valley, NSW 2117, Australia > PHONE: +61 2 9871 4742 INTERNET: ma...@isc.org >
; <<>> DiG 9.8.1-P1 <<>> ns . +norec +noedns @198.41.0.4 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25625 ;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14 ;; QUESTION SECTION: ;. IN NS ;; ANSWER SECTION: . 243196 IN NS l.root-servers.net. . 243196 IN NS g.root-servers.net. . 243196 IN NS k.root-servers.net. . 243196 IN NS a.root-servers.net. . 243196 IN NS e.root-servers.net. . 243196 IN NS d.root-servers.net. . 243196 IN NS c.root-servers.net. . 243196 IN NS i.root-servers.net. . 243196 IN NS f.root-servers.net. . 243196 IN NS h.root-servers.net. . 243196 IN NS j.root-servers.net. . 243196 IN NS b.root-servers.net. . 243196 IN NS m.root-servers.net. ;; ADDITIONAL SECTION: a.root-servers.net. 502389 IN A 198.41.0.4 a.root-servers.net. 508720 IN AAAA 2001:503:ba3e::2:30 b.root-servers.net. 502640 IN A 192.228.79.201 c.root-servers.net. 502640 IN A 192.33.4.12 d.root-servers.net. 523851 IN A 199.7.91.13 e.root-servers.net. 502640 IN A 192.203.230.10 f.root-servers.net. 581030 IN A 192.5.5.241 f.root-servers.net. 236384 IN AAAA 2001:500:2f::f g.root-servers.net. 502640 IN A 192.112.36.4 i.root-servers.net. 502640 IN A 192.36.148.17 i.root-servers.net. 555890 IN AAAA 2001:7fe::53 j.root-servers.net. 537043 IN A 192.58.128.30 j.root-servers.net. 236384 IN AAAA 2001:503:c27::2:30 k.root-servers.net. 502394 IN A 193.0.14.129 ;; Query time: 62 msec ;; SERVER: 198.41.0.4#53(198.41.0.4) ;; WHEN: Fri Jan 18 15:38:42 2013 ;; MSG SIZE rcvd: 500 ; <<>> DiG 9.8.1-P1 <<>> ns . +norec +edns=0 @198.41.0.4 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 41815 ;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 19 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;. IN NS ;; ANSWER SECTION: . 243102 IN NS f.root-servers.net. . 243102 IN NS h.root-servers.net. . 243102 IN NS i.root-servers.net. . 243102 IN NS d.root-servers.net. . 243102 IN NS b.root-servers.net. . 243102 IN NS l.root-servers.net. . 243102 IN NS m.root-servers.net. . 243102 IN NS e.root-servers.net. . 243102 IN NS a.root-servers.net. . 243102 IN NS c.root-servers.net. . 243102 IN NS j.root-servers.net. . 243102 IN NS k.root-servers.net. . 243102 IN NS g.root-servers.net. ;; ADDITIONAL SECTION: a.root-servers.net. 502295 IN A 198.41.0.4 a.root-servers.net. 508626 IN AAAA 2001:503:ba3e::2:30 b.root-servers.net. 502546 IN A 192.228.79.201 c.root-servers.net. 502546 IN A 192.33.4.12 d.root-servers.net. 523757 IN A 199.7.91.13 e.root-servers.net. 502546 IN A 192.203.230.10 f.root-servers.net. 580936 IN A 192.5.5.241 f.root-servers.net. 236290 IN AAAA 2001:500:2f::f g.root-servers.net. 502546 IN A 192.112.36.4 i.root-servers.net. 502546 IN A 192.36.148.17 i.root-servers.net. 555796 IN AAAA 2001:7fe::53 j.root-servers.net. 536949 IN A 192.58.128.30 j.root-servers.net. 236290 IN AAAA 2001:503:c27::2:30 k.root-servers.net. 502300 IN A 193.0.14.129 k.root-servers.net. 75429 IN AAAA 2001:7fd::1 l.root-servers.net. 502546 IN A 199.7.83.42 m.root-servers.net. 502546 IN A 202.12.27.33 m.root-servers.net. 30760 IN AAAA 2001:dc3::35 ;; Query time: 274 msec ;; SERVER: 198.41.0.4#53(198.41.0.4) ;; WHEN: Fri Jan 18 15:40:15 2013 ;; MSG SIZE rcvd: 599 ; <<>> DiG 9.8.1-P1 <<>> ns . +norec +dnssec @198.41.0.4 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2272 ;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 20 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags: do; udp: 4096 ;; QUESTION SECTION: ;. IN NS ;; ANSWER SECTION: . 243053 IN NS d.root-servers.net. . 243053 IN NS f.root-servers.net. . 243053 IN NS h.root-servers.net. . 243053 IN NS a.root-servers.net. . 243053 IN NS b.root-servers.net. . 243053 IN NS e.root-servers.net. . 243053 IN NS j.root-servers.net. . 243053 IN NS m.root-servers.net. . 243053 IN NS k.root-servers.net. . 243053 IN NS c.root-servers.net. . 243053 IN NS i.root-servers.net. . 243053 IN NS l.root-servers.net. . 243053 IN NS g.root-servers.net. ;; ADDITIONAL SECTION: a.root-servers.net. 502246 IN A 198.41.0.4 a.root-servers.net. 508577 IN AAAA 2001:503:ba3e::2:30 b.root-servers.net. 502497 IN A 192.228.79.201 c.root-servers.net. 502497 IN A 192.33.4.12 d.root-servers.net. 523708 IN A 199.7.91.13 d.root-servers.net. 538431 IN AAAA 2001:500:2d::d e.root-servers.net. 502497 IN A 192.203.230.10 f.root-servers.net. 580887 IN A 192.5.5.241 f.root-servers.net. 236241 IN AAAA 2001:500:2f::f g.root-servers.net. 502497 IN A 192.112.36.4 i.root-servers.net. 502497 IN A 192.36.148.17 i.root-servers.net. 555747 IN AAAA 2001:7fe::53 j.root-servers.net. 536900 IN A 192.58.128.30 j.root-servers.net. 236241 IN AAAA 2001:503:c27::2:30 k.root-servers.net. 502251 IN A 193.0.14.129 k.root-servers.net. 75380 IN AAAA 2001:7fd::1 l.root-servers.net. 502497 IN A 199.7.83.42 m.root-servers.net. 502497 IN A 202.12.27.33 m.root-servers.net. 30711 IN AAAA 2001:dc3::35 ;; Query time: 249 msec ;; SERVER: 198.41.0.4#53(198.41.0.4) ;; WHEN: Fri Jan 18 15:41:04 2013 ;; MSG SIZE rcvd: 627
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