Admin Report Kit for Exchange Server (ARXchange) 

Admin Report Kit for Exchange Server (ARKXchange) is a powerful Microsoft Exchange Server reporting tool for System Administrators.
exchange server admin exchange server report exchange server configuration admin report admin utility/tool

Ping Scanner Pro 

Ping Scanner Pro has 18 network tools, it can ping one address a lot of times or a lot of addresses one time. It will also tell you what MAC addresses are on your subnet, and perform DNS lookup or reverse DNS lookup. It does Traceroute, Whois.
ping network sweep ip tcp/ip ip pingsweep dhcp mac address lookup dns icmp port scan port scanner