1)   Net-Probe 1.0.1
Net-Probe scans and draws a graphical representation of a network, offers integrated network monitoring with graphs, alarms and service checks. Combining many essential tools in a single flexible framework required by all network administrators.

 2)   Interactive DNS Query 1.2
Interactive DNS Query is a program designed to allow you to perform a query of DNS records. It is similar to the unix "dig" or "nslookup" commands, and uses a convenient GUI interface. Query for all types of DNS records, include A, MX, TXT, NS, ...