It can perform traditional network related checks (TCP, PING, traceroute) but can also be used to monitor a wide variety of other checks such as internet related checks (url, email chain, database checks, Windows checks (diskspace, CPU, memory, process, services).
SuperScan is a free connect-based port scanning software designed to detect open TCP and UDP ports on a target computer, determine which services are running on those ports, and run queries such as whois, ping, ICMP traceroute, and Hostname lookups.