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Re: Root DNS Server Issues?

  • From: Rodney Joffe
  • Date: Tue Oct 01 20:12:59 2002



"John M. Brown" wrote:
> 
> Root servers don't resolve names other than the TLD's.

Except when they do ;-)

[rjoffe@layer9 rjoffe]$ dig @a.gtld-servers.net www.tombannenchev.com

; <<>> DiG 9.2.1 <<>> @a.gtld-servers.net www.tombannenchev.com
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 58588
;; flags: qr rd; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;www.tombannenchev.com.         IN      A

;; ANSWER SECTION:
www.tombannenchev.com.  172800  IN      A       207.69.90.47

;; AUTHORITY SECTION:
tombannenchev.com.      172800  IN      NS      UDNS1.ULTRADNS.NET.
tombannenchev.com.      172800  IN      NS      UDNS2.ULTRADNS.NET.

;; ADDITIONAL SECTION:
UDNS1.ULTRADNS.NET.     172800  IN      A       204.69.234.1
UDNS2.ULTRADNS.NET.     172800  IN      A       204.74.101.1

;; Query time: 91 msec
;; SERVER: 192.5.6.30#53(a.gtld-servers.net)
;; WHEN: Tue Oct  1 17:03:47 2002
;; MSG SIZE  rcvd: 139

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
[rjoffe@layer9 rjoffe]$ dig @udns1.ultradns.net www.tombannenchev.com

; <<>> DiG 9.2.1 <<>> @udns1.ultradns.net www.tombannenchev.com
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 37140
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;www.tombannenchev.com.         IN      A

;; ANSWER SECTION:
www.tombannenchev.com.  86400   IN      A       12.30.205.95

;; AUTHORITY SECTION:
tombannenchev.com.      86400   IN      NS      udns1.ultradns.net.
tombannenchev.com.      86400   IN      NS      udns2.ultradns.net.

;; ADDITIONAL SECTION:
udns1.ultradns.net.     86400   IN      A       204.69.234.1
udns2.ultradns.net.     86400   IN      A       204.74.101.1

;; Query time: 26 msec
;; SERVER: 204.69.234.1#53(udns1.ultradns.net)
;; WHEN: Tue Oct  1 17:08:09 2002
;; MSG SIZE  rcvd: 139

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
[rjoffe@layer9 rjoffe]$ nslookup www.tombannenchev.com
Note:  nslookup is deprecated and may be removed from future releases.
Consider using the `dig' or `host' programs instead.  Run nslookup with
the `-sil[ent]' option to prevent this message from appearing.
Server:         204.74.78.121
Address:        204.74.78.121#53

Non-authoritative answer:
Name:   www.tombannenchev.com
Address: 207.69.90.47

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

-- 
Rodney Joffe
CenterGate Research Group, LLC.
http://www.centergate.com
"Technology so advanced, even we don't understand it!"(SM)