NSLookup (DNS Lookup)
This tool makes lookups and reverse lookups to DNS servers, IP/Domain and Domain/IP.
NSLookup 67.210.120.40
; <<>> DiG 9.3.6-P1-RedHat-9.3.6-16.P1.el5_7.1 <<>> any 67.210.120.40
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 30920
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;67.210.120.40. IN ANY
;; AUTHORITY SECTION:
. 10800 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2012020400 1800 900 604800 86400
;; Query time: 7 msec
;; SERVER: 206.251.73.9#53(206.251.73.9)
;; WHEN: Sat Feb 4 10:29:22 2012
;; MSG SIZE rcvd: 106
