Root DNS Server Issues?
Rodney Joffe
rjoffe at centergate.com
Wed Oct 2 00:11:00 UTC 2002
"John M. Brown" wrote:
>
> Root servers don't resolve names other than the TLD's.
Except when they do ;-)
[rjoffe at 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 at 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 at 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)
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