Network related Commands
 

 

1)
a) dig (domain information groper) – is a flexible tool for interrogating DNS name servers.
b) nslookup – Queries a name server for a host or domain lookup.
c) host – DNS lookup uility.

The below example shows the information like CNAME , Aliases, ipaddres , etc about www.google.com

a) dig
bash-2.05b# dig www.google.com

; <<>> DiG 9.2.4 <<>> www.google.com
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1088
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 7, ADDITIONAL: 0

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