1. ccTLD/de

Contents

ccTLD/de
1. de.net
2. minimal yes ではない

https://www.denic.de/en/

DENIC is the central registry for all domains under the Top Level Domain .de and ...

http://www.buddyns.com/delegation-lab/nic.de

%dnsq ns de a.root-servers.net

2 de:
334 bytes, 1+0+6+10 records, response, noerror
query: 2 de
authority: de 172800 NS z.nic.de
authority: de 172800 NS s.de.net
authority: de 172800 NS n.de.net
authority: de 172800 NS l.de.net
authority: de 172800 NS f.nic.de
authority: de 172800 NS a.nic.de
additional: z.nic.de 172800 A 194.246.96.1
additional: s.de.net 172800 A 195.243.137.26
additional: n.de.net 172800 A 194.146.107.6
additional: n.de.net 172800 28 \040\001\006|\020\021\000\001\000\000\000\000\000\000\000S
additional: l.de.net 172800 A 77.67.63.105
additional: l.de.net 172800 28 \040\001\006h\000\037\000\021\000\000\000\000\000\000\001\005
additional: f.nic.de 172800 A 81.91.164.5
additional: f.nic.de 172800 28 *\002\005h\000\000\000\002\000\000\000\000\000\000\000S
additional: a.nic.de 172800 A 194.0.0.53
additional: a.nic.de 172800 28 \040\001\006x\000\002\000\000\000\000\000\000\000\000\000S

%dnsq ns de 194.246.96.1

2 de:
126 bytes, 1+6+0+0 records, response, authoritative, noerror
query: 2 de
answer: de 86400 NS f.nic.de
answer: de 86400 NS l.de.net
answer: de 86400 NS z.nic.de
answer: de 86400 NS s.de.net
answer: de 86400 NS n.de.net
answer: de 86400 NS a.nic.de

分離されている。

%dnsq ns nic.de 194.246.96.1

2 nic.de:
160 bytes, 1+0+3+4 records, response, noerror
query: 2 nic.de
authority: nic.de 86400 NS ns3.denic.de
authority: nic.de 86400 NS ns2.denic.de
authority: nic.de 86400 NS ns1.denic.de
additional: ns1.denic.de 86400 A 81.91.170.1
additional: ns1.denic.de 86400 28 *\002\005h\001!\000\006\000\002\000\000\000\000\000\002
additional: ns2.denic.de 86400 A 193.171.255.36
additional: ns3.denic.de 86400 A 81.91.173.19

nic.de, denic.de は同居 (そのためか、glueではないadditionalが付いているのは?)　-- ToshinoriMaeno 2018-03-20 03:02:04

%dnsq ns denic.de 194.246.96.1

2 denic.de:
156 bytes, 1+0+3+4 records, response, noerror
query: 2 denic.de
authority: denic.de 86400 NS ns3.denic.de
authority: denic.de 86400 NS ns1.denic.de
authority: denic.de 86400 NS ns2.denic.de
additional: ns1.denic.de 86400 A 81.91.170.1
additional: ns1.denic.de 86400 28 *\002\005h\001!\000\006\000\002\000\000\000\000\000\002
additional: ns2.denic.de 86400 A 193.171.255.36
additional: ns3.denic.de 86400 A 81.91.173.19

minimal-response yes ではない。-- ToshinoriMaeno 2018-03-20 03:02:04

1.1. de.net

%dnsq ns de.net a.gtld-servers.net

2 de.net:
86 bytes, 1+0+3+0 records, response, noerror
query: 2 de.net
authority: de.net 172800 NS ns1.denic.de
authority: de.net 172800 NS ns2.denic.de
authority: de.net 172800 NS ns3.denic.de

これは多世代（中抜き）同居になるのか。　ならない。

nic.de, de.net, denic.de が同居している。　（問題があるのかどうか、分かっていない）

1.2. minimal yes ではない

%dnsq ns go.de z.nic.de                                    ~/dnsq/cctld
2 go.de:
102 bytes, 1+0+2+2 records, response, noerror
query: 2 go.de
authority: go.de 86400 NS ns1.de-nserver.de
authority: go.de 86400 NS ns2.de-nserver.de
additional: ns1.de-nserver.de 86400 A 37.228.155.62
additional: ns2.de-nserver.de 86400 A 91.151.23.20