<div dir="ltr">These are the outputs. I also attach the file containing them.<br><div><br><br>; <<>> DiG 9.8.1-P1 <<>> ns . +norec +noedns @<a href="http://198.41.0.4">198.41.0.4</a><br>;; global options: +cmd<br>
;; Got answer:<br>;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25625<br>;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14<br><br>;; QUESTION SECTION:<br>;. IN NS<br><br>
;; ANSWER SECTION:<br>. 243196 IN NS <a href="http://l.root-servers.net">l.root-servers.net</a>.<br>. 243196 IN NS <a href="http://g.root-servers.net">g.root-servers.net</a>.<br>. 243196 IN NS <a href="http://k.root-servers.net">k.root-servers.net</a>.<br>
. 243196 IN NS <a href="http://a.root-servers.net">a.root-servers.net</a>.<br>. 243196 IN NS <a href="http://e.root-servers.net">e.root-servers.net</a>.<br>. 243196 IN NS <a href="http://d.root-servers.net">d.root-servers.net</a>.<br>
. 243196 IN NS <a href="http://c.root-servers.net">c.root-servers.net</a>.<br>. 243196 IN NS <a href="http://i.root-servers.net">i.root-servers.net</a>.<br>. 243196 IN NS <a href="http://f.root-servers.net">f.root-servers.net</a>.<br>
. 243196 IN NS <a href="http://h.root-servers.net">h.root-servers.net</a>.<br>. 243196 IN NS <a href="http://j.root-servers.net">j.root-servers.net</a>.<br>. 243196 IN NS <a href="http://b.root-servers.net">b.root-servers.net</a>.<br>
. 243196 IN NS <a href="http://m.root-servers.net">m.root-servers.net</a>.<br><br>;; ADDITIONAL SECTION:<br><a href="http://a.root-servers.net">a.root-servers.net</a>. 502389 IN A 198.41.0.4<br>
<a href="http://a.root-servers.net">a.root-servers.net</a>. 508720 IN AAAA 2001:503:ba3e::2:30<br><a href="http://b.root-servers.net">b.root-servers.net</a>. 502640 IN A 192.228.79.201<br><a href="http://c.root-servers.net">c.root-servers.net</a>. 502640 IN A 192.33.4.12<br>
<a href="http://d.root-servers.net">d.root-servers.net</a>. 523851 IN A 199.7.91.13<br><a href="http://e.root-servers.net">e.root-servers.net</a>. 502640 IN A 192.203.230.10<br><a href="http://f.root-servers.net">f.root-servers.net</a>. 581030 IN A 192.5.5.241<br>
<a href="http://f.root-servers.net">f.root-servers.net</a>. 236384 IN AAAA 2001:500:2f::f<br><a href="http://g.root-servers.net">g.root-servers.net</a>. 502640 IN A 192.112.36.4<br><a href="http://i.root-servers.net">i.root-servers.net</a>. 502640 IN A 192.36.148.17<br>
<a href="http://i.root-servers.net">i.root-servers.net</a>. 555890 IN AAAA 2001:7fe::53<br><a href="http://j.root-servers.net">j.root-servers.net</a>. 537043 IN A 192.58.128.30<br><a href="http://j.root-servers.net">j.root-servers.net</a>. 236384 IN AAAA 2001:503:c27::2:30<br>
<a href="http://k.root-servers.net">k.root-servers.net</a>. 502394 IN A 193.0.14.129<br><br>;; Query time: 62 msec<br>;; SERVER: 198.41.0.4#53(198.41.0.4)<br>;; WHEN: Fri Jan 18 15:38:42 2013<br>;; MSG SIZE rcvd: 500<br>
<br>/////////////////////////////////<br><br>; <<>> DiG 9.8.1-P1 <<>> ns . +norec +edns=0 @<a href="http://198.41.0.4">198.41.0.4</a><br>;; global options: +cmd<br>;; Got answer:<br>;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 41815<br>
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 19<br><br>;; OPT PSEUDOSECTION:<br>; EDNS: version: 0, flags:; udp: 4096<br>;; QUESTION SECTION:<br>;. IN NS<br><br>;; ANSWER SECTION:<br>
. 243102 IN NS <a href="http://f.root-servers.net">f.root-servers.net</a>.<br>. 243102 IN NS <a href="http://h.root-servers.net">h.root-servers.net</a>.<br>. 243102 IN NS <a href="http://i.root-servers.net">i.root-servers.net</a>.<br>
. 243102 IN NS <a href="http://d.root-servers.net">d.root-servers.net</a>.<br>. 243102 IN NS <a href="http://b.root-servers.net">b.root-servers.net</a>.<br>. 243102 IN NS <a href="http://l.root-servers.net">l.root-servers.net</a>.<br>
. 243102 IN NS <a href="http://m.root-servers.net">m.root-servers.net</a>.<br>. 243102 IN NS <a href="http://e.root-servers.net">e.root-servers.net</a>.<br>. 243102 IN NS <a href="http://a.root-servers.net">a.root-servers.net</a>.<br>
. 243102 IN NS <a href="http://c.root-servers.net">c.root-servers.net</a>.<br>. 243102 IN NS <a href="http://j.root-servers.net">j.root-servers.net</a>.<br>. 243102 IN NS <a href="http://k.root-servers.net">k.root-servers.net</a>.<br>
. 243102 IN NS <a href="http://g.root-servers.net">g.root-servers.net</a>.<br><br>;; ADDITIONAL SECTION:<br><a href="http://a.root-servers.net">a.root-servers.net</a>. 502295 IN A 198.41.0.4<br>
<a href="http://a.root-servers.net">a.root-servers.net</a>. 508626 IN AAAA 2001:503:ba3e::2:30<br><a href="http://b.root-servers.net">b.root-servers.net</a>. 502546 IN A 192.228.79.201<br><a href="http://c.root-servers.net">c.root-servers.net</a>. 502546 IN A 192.33.4.12<br>
<a href="http://d.root-servers.net">d.root-servers.net</a>. 523757 IN A 199.7.91.13<br><a href="http://e.root-servers.net">e.root-servers.net</a>. 502546 IN A 192.203.230.10<br><a href="http://f.root-servers.net">f.root-servers.net</a>. 580936 IN A 192.5.5.241<br>
<a href="http://f.root-servers.net">f.root-servers.net</a>. 236290 IN AAAA 2001:500:2f::f<br><a href="http://g.root-servers.net">g.root-servers.net</a>. 502546 IN A 192.112.36.4<br><a href="http://i.root-servers.net">i.root-servers.net</a>. 502546 IN A 192.36.148.17<br>
<a href="http://i.root-servers.net">i.root-servers.net</a>. 555796 IN AAAA 2001:7fe::53<br><a href="http://j.root-servers.net">j.root-servers.net</a>. 536949 IN A 192.58.128.30<br><a href="http://j.root-servers.net">j.root-servers.net</a>. 236290 IN AAAA 2001:503:c27::2:30<br>
<a href="http://k.root-servers.net">k.root-servers.net</a>. 502300 IN A 193.0.14.129<br><a href="http://k.root-servers.net">k.root-servers.net</a>. 75429 IN AAAA 2001:7fd::1<br><a href="http://l.root-servers.net">l.root-servers.net</a>. 502546 IN A 199.7.83.42<br>
<a href="http://m.root-servers.net">m.root-servers.net</a>. 502546 IN A 202.12.27.33<br><a href="http://m.root-servers.net">m.root-servers.net</a>. 30760 IN AAAA 2001:dc3::35<br><br>;; Query time: 274 msec<br>
;; SERVER: 198.41.0.4#53(198.41.0.4)<br>;; WHEN: Fri Jan 18 15:40:15 2013<br>;; MSG SIZE rcvd: 599<br><br>///////////////////////////////<br><br>; <<>> DiG 9.8.1-P1 <<>> ns . +norec +dnssec @<a href="http://198.41.0.4">198.41.0.4</a><br>
;; global options: +cmd<br>;; Got answer:<br>;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2272<br>;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 20<br><br>;; OPT PSEUDOSECTION:<br>; EDNS: version: 0, flags: do; udp: 4096<br>
;; QUESTION SECTION:<br>;. IN NS<br><br>;; ANSWER SECTION:<br>. 243053 IN NS <a href="http://d.root-servers.net">d.root-servers.net</a>.<br>. 243053 IN NS <a href="http://f.root-servers.net">f.root-servers.net</a>.<br>
. 243053 IN NS <a href="http://h.root-servers.net">h.root-servers.net</a>.<br>. 243053 IN NS <a href="http://a.root-servers.net">a.root-servers.net</a>.<br>. 243053 IN NS <a href="http://b.root-servers.net">b.root-servers.net</a>.<br>
. 243053 IN NS <a href="http://e.root-servers.net">e.root-servers.net</a>.<br>. 243053 IN NS <a href="http://j.root-servers.net">j.root-servers.net</a>.<br>. 243053 IN NS <a href="http://m.root-servers.net">m.root-servers.net</a>.<br>
. 243053 IN NS <a href="http://k.root-servers.net">k.root-servers.net</a>.<br>. 243053 IN NS <a href="http://c.root-servers.net">c.root-servers.net</a>.<br>. 243053 IN NS <a href="http://i.root-servers.net">i.root-servers.net</a>.<br>
. 243053 IN NS <a href="http://l.root-servers.net">l.root-servers.net</a>.<br>. 243053 IN NS <a href="http://g.root-servers.net">g.root-servers.net</a>.<br><br>;; ADDITIONAL SECTION:<br>
<a href="http://a.root-servers.net">a.root-servers.net</a>. 502246 IN A 198.41.0.4<br><a href="http://a.root-servers.net">a.root-servers.net</a>. 508577 IN AAAA 2001:503:ba3e::2:30<br><a href="http://b.root-servers.net">b.root-servers.net</a>. 502497 IN A 192.228.79.201<br>
<a href="http://c.root-servers.net">c.root-servers.net</a>. 502497 IN A 192.33.4.12<br><a href="http://d.root-servers.net">d.root-servers.net</a>. 523708 IN A 199.7.91.13<br><a href="http://d.root-servers.net">d.root-servers.net</a>. 538431 IN AAAA 2001:500:2d::d<br>
<a href="http://e.root-servers.net">e.root-servers.net</a>. 502497 IN A 192.203.230.10<br><a href="http://f.root-servers.net">f.root-servers.net</a>. 580887 IN A 192.5.5.241<br><a href="http://f.root-servers.net">f.root-servers.net</a>. 236241 IN AAAA 2001:500:2f::f<br>
<a href="http://g.root-servers.net">g.root-servers.net</a>. 502497 IN A 192.112.36.4<br><a href="http://i.root-servers.net">i.root-servers.net</a>. 502497 IN A 192.36.148.17<br><a href="http://i.root-servers.net">i.root-servers.net</a>. 555747 IN AAAA 2001:7fe::53<br>
<a href="http://j.root-servers.net">j.root-servers.net</a>. 536900 IN A 192.58.128.30<br><a href="http://j.root-servers.net">j.root-servers.net</a>. 236241 IN AAAA 2001:503:c27::2:30<br><a href="http://k.root-servers.net">k.root-servers.net</a>. 502251 IN A 193.0.14.129<br>
<a href="http://k.root-servers.net">k.root-servers.net</a>. 75380 IN AAAA 2001:7fd::1<br><a href="http://l.root-servers.net">l.root-servers.net</a>. 502497 IN A 199.7.83.42<br><a href="http://m.root-servers.net">m.root-servers.net</a>. 502497 IN A 202.12.27.33<br>
<a href="http://m.root-servers.net">m.root-servers.net</a>. 30711 IN AAAA 2001:dc3::35<br><br>;; Query time: 249 msec<br>;; SERVER: 198.41.0.4#53(198.41.0.4)<br>;; WHEN: Fri Jan 18 15:41:04 2013<br>;; MSG SIZE rcvd: 627<br>
<br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2013/1/17 Mark Andrews <span dir="ltr"><<a href="mailto:marka@isc.org" target="_blank">marka@isc.org</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
What are the answers to the following queries starting with the<br>
very basic plain DNS query<br>
<br>
dig ns . +norec +noedns @<a href="http://198.41.0.4" target="_blank">198.41.0.4</a><br>
<br>
Now add in EDNS support<br>
<br>
dig ns . +norec +edns @<a href="http://198.41.0.4" target="_blank">198.41.0.4</a><br>
<br>
Now add in DNSEC support<br>
<br>
dig ns . +norec +dnssec @<a href="http://198.41.0.4" target="_blank">198.41.0.4</a><br>
<br>
Please post the responses to all these queries<br>
<span class="HOEnZb"><font color="#888888">--<br>
Mark Andrews, ISC<br>
1 Seymour St., Dundas Valley, NSW 2117, Australia<br>
PHONE: <a href="tel:%2B61%202%209871%204742" value="+61298714742">+61 2 9871 4742</a> INTERNET: <a href="mailto:marka@isc.org">marka@isc.org</a><br>
</font></span></blockquote></div><br></div>