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210 - Top-Level Domain (TLD)

A root name server is a name server for the Domain Name System's root zone. It directly answers requests for records in the root zone
and answers other requests returning a list of the designated authoritative name servers for the appropriate top-level domain (TLD).

The newest DNS root zoon on.

# dig @a.root-servers.net ns

; <<>> DiG 9.3.6-P1-RedHat-9.3.6-16.P1.el5_7.1 <<>> @a.root-servers.net ns
; (2 servers found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 44384
;; flags: qr aa rd; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.                              IN      NS

;; ANSWER SECTION:
.                       518400  IN      NS      f.root-servers.net.
.                       518400  IN      NS      b.root-servers.net.
.                       518400  IN      NS      k.root-servers.net.
.                       518400  IN      NS      e.root-servers.net.
.                       518400  IN      NS      c.root-servers.net.
.                       518400  IN      NS      a.root-servers.net.
.                       518400  IN      NS      l.root-servers.net.
.                       518400  IN      NS      j.root-servers.net.
.                       518400  IN      NS      h.root-servers.net.
.                       518400  IN      NS      d.root-servers.net.
.                       518400  IN      NS      m.root-servers.net.
.                       518400  IN      NS      i.root-servers.net.
.                       518400  IN      NS      g.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.     3600000 IN      A       198.41.0.4
a.root-servers.net.     3600000 IN      AAAA    2001:503:ba3e::2:30
b.root-servers.net.     3600000 IN      A       192.228.79.201
c.root-servers.net.     3600000 IN      A       192.33.4.12
d.root-servers.net.     3600000 IN      A       128.8.10.90
d.root-servers.net.     3600000 IN      AAAA    2001:500:2d::d
e.root-servers.net.     3600000 IN      A       192.203.230.10
f.root-servers.net.     3600000 IN      A       192.5.5.241
f.root-servers.net.     3600000 IN      AAAA    2001:500:2f::f
g.root-servers.net.     3600000 IN      A       192.112.36.4
h.root-servers.net.     3600000 IN      A       128.63.2.53
h.root-servers.net.     3600000 IN      AAAA    2001:500:1::803f:235
i.root-servers.net.     3600000 IN      A       192.36.148.17
i.root-servers.net.     3600000 IN      AAAA    2001:7fe::53

;; Query time: 4 msec
;; SERVER: 198.41.0.4#53(198.41.0.4)
;; WHEN: Thu Jan 12 10:02:07 2012
;; MSG SIZE  rcvd: 512

 

 

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Story | by Dr. Radut