by AdRem Software AdRem iTools is a networking toolset combining Ping, Traceroute, DNS Lookup, SNMP viewer, port/network/bandwidth scanner, and more. The tools' output can be saved to a file (text, XML, HMTL, or Excel), while Ping or Traceroute tests can be graphed.
by SolarWinds.Net A collection of over 30 Network Discovery, Monitoring and Management tools. Includes Full NETWORK MONITOR with email alerts, BANDWIDTH MONITOR, MIB WALK, IP BROWSER, PROXY PING, DNS AUDIT and many more. Pound for Pound, the best collection available.
by Camalot Designs Subnetting Calculator.NET was designed with network administrators in mind. Just enter in the the IP address or Network address and the select the Subnetmask. You will then know what network the address is on, all other networks available