d.root-servers.net

lors d'un who is
We pick d.root-servers.net, one of the 13 root servers (1), and ask it about xxxxxx

il s'agit d'un des 13 serveur dns racine sur internet

  to show all dns servers 

use dig command

~> dig

; <<>> DiG 9.7.1-P2 <<>>

;; global options: +cmd

;; Got answer:

;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 7257

;; flags: qr rd ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:

;. IN NS

;; ANSWER SECTION:

. 88390 IN NS c.root-servers.net.

. 88390 IN NS l.root-servers.net.

. 88390 IN NS f.root-servers.net.

. 88390 IN NS m.root-servers.net.

. 88390 IN NS h.root-servers.net.

. 88390 IN NS i.root-servers.net.

. 88390 IN NS d.root-servers.net.

. 88390 IN NS e.root-servers.net.

. 88390 IN NS j.root-servers.net.

. 88390 IN NS a.root-servers.net.

. 88390 IN NS k.root-servers.net.

. 88390 IN NS b.root-servers.net.

. 88390 IN NS g.root-servers.net.