NsLookup
Query the DNS for resource records
domain
query type
A - Address
NS - Name server
CNAME - Canonical name
SOA - Start of authority
MB - Mailbox domain
MG - Mail group member
MR - Mail rename domain
NULL - Raw data record
WKS - Well-known services
PTR - Domain pointer
HINFO - Host info
MINFO - Mailing list info
MX - Mail exchange
TXT - Text strings
RP - Responsible person
AFSDB - AFS database
X25 - X25 PSDN address
ISDN - ISDN address
RT - Route through
NSAP - NSAP address
NSAP-PTR - NSAP-style pointer
SIG - Security signature
KEY - Security key
PX - X.400 mail mapping info
AAAA - IPv6 address
LOC - Location
NXT - Next domain
SRV - Location of services
NAPTR - Naming authority pointer
KX - Key exchange delegation
UINFO - User info
UID - User ID
GID - Group ID
MAILB - Mailbox-related records
ANY - Any type
server
query class
IN - Internet
CH - CHAOS
HS - Hesiod
ANY - Any class
port
timeout (ms)
no recursion
advanced output