Basic Information Gathering
nslookup
C:\>nslookup
*** Can't find server name for address 192.168.0.1: Non-existent domain
*** Default servers are not available Default Server: UnKnown Address:
192.168.0.1
> set timeout=30
> premierservices.com.
Server: UnKnown Address: 192.168.0.1
Name: premierservices.com Address: 216.71.167.241
> www.premierservices.com.
Server: UnKnown Address: 192.168.0.1
Non-authoritative answer:
Name: www.premierservices.com Address: 216.71.167.241
> set type=mx
> premierservices.com.
Server: UnKnown Address: 192.168.0.1
premierservices.com
MX preference = 10, mail exchanger = mail.premierservices.com
premierservices.com nameserver = ns.host4u.net
premierservices.com nameserver = ns2.host4u.net
mail.premierservices.com internet address = 216.71.167.241
ns.host4u.net internet address = 209.150.128.30
ns2.host4u.net internet address = 209.150.129.3
> set type=a
> ftp.premierservices.com.
Server: UnKnown Address: 192.168.0.1
Name: ftp.premierservices.com Address: 216.71.167.241
> mail.premierservices.com.
Server: UnKnown Address: 192.168.0.1
Non-authoritative answer:
Name: mail.premierservices.com
Address: 216.71.167.241
>root
Default Server: A.ROOT-SERVERS.NET Address: 198.41.0.4
> 216.71.167.241
Server: A.ROOT-SERVERS.NET Address: 198.41.0.4
167.71.216.IN-ADDR.ARPA nameserver = NS.HOST4U.NET
167.71.216.IN-ADDR.ARPA nameserver = NS2.HOST4U.NET
NS.HOST4U.NET internet address = 209.150.128.30
NS2.HOST4U.NET internet address = 209.150.129.3
*** No address (A) records available for 216.71.167.241
>