Product manual

GFI LanGuard 13 Utilities | 213
Screenshot 147: DNS Lookup tool
4. Under Common Tasks in the left pane, click on Edit DNS Lookup options or click Options on the
right pane and specify the information described below:
Option Description
Basic Infor-
mation
Retrieve the host name and the relative IP address.
Host Infor-
mation
Retrieve HINFO details. The host information (known as HINFO) generally includes target computer infor-
mation such as hardware specifications and OS details.
Aliases Retrieve information on the ‘A Records’ configured on the target domain.
MX Records Enumerate all the mail servers and the order (i.e. priority) in which they receive and process emails for
the target domain.
NS Records Specify the ‘name–servers’ that are authoritative for a particular domain or sub domain.
Table 82: DNS lookup options
Note
Some DNS entries do not contain certain information for security reasons.