nslookup
Unix-like operating system command
nslookup is a network administration command-line tool for querying the Domain Name System to obtain the mapping between domain name and IP address, or other DNS records. Wikipedia
Function: Query the nameserver for the IP address of the given HOST optionally using a specified DNS server
Syntax: nslookup HOST SERVER
Developer(s): Internet Systems Consortium, Andrew Cherenson, IBM, Microsoft, Lucas Suggs
License: Microsoft Windows, IBM OS/2: Proprietary commercial software; ReactOS: GNU General Public License
Operating system: Unix, Unix-like, OS/2, Microsoft Windows, ReactOS
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