nslookup - query Internet name servers interactively SYNOPSIS
Nslookup is a program to query Internet domain name servers.
Nslookup has two modes: interactive and non-interactive.
Interactive mode allows the user to query name servers for
information about various hosts and domains or to print a list
of hosts in a domain. Non-interactive mode is used to print just
the name and requested information for a host or domain.
ARGUMENTS Look up information for host using the currentdefault
server or using server, if specified. Ifhost is an Internet
address and the query type is A or PTR, the name of the host is
returned. If host is a name and does not have a trailing period,
the default domain name is appended to the name. (This behavior
depends on the state of the set options domain, srchlist,
defname, and search.) To look up a host not in the current
domain, append a period to the name. lserver domain Change the
default server to domain; lserver uses the initial server to
look up information about domain, while se