$ dig linuxquestions.org

; <<>> DiG 9.2.3rc2 <<>> linuxquestions.org
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 45220
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 0

;; QUESTION SECTION:
;linuxquestions.org. IN A

;; ANSWER SECTION:
linuxquestions.org. 3600 IN A 64.179.4.149

;; AUTHORITY SECTION:
linuxquestions.org. 3600 IN NS ns1.linuxquestions.org.
linuxquestions.org. 3600 IN NS ns2.linuxquestions.org.
linuxquestions.org. 3600 IN NS ns1.linuxquestions.net.

;; Query time: 211 msec
;; SERVER: 192.168.1.1#53(192.168.1.1)
;; WHEN: Thu Sep 9 22:57:54 2004
;; MSG SIZE rcvd: 124

this was the output in linuxqustions.org site. is this a correct method to extract dns information? what if i don't have information on gateway address?