How about NetInfo?
NetInfo features:

Local Info - Use the Local Info tool to obtain information about local host and currently active version of the Windows Sockets.
Connections - Use the Connections tool to obtain information about current TCP/IP connections.
Ping - Use the Ping tool to verify connectivity to a particular device on your network.
Trace - Use the Trace tool to obtain the list of gateways between your computer and a particular device.
Lookup - Use the Lookup tool to obtain information on host names and IP addresses.
Finger - Use the Finger tool to obtain information about all users on a network host.
Whois - Use the Whois tool to obtain information on names from the Network Information Center.
Daytime - Use the Daytime tool to obtain local time of the day at another network host's location.
Time - Use the Time tool to obtain precise time value from a remote Time server and to synchronize your local system clock.
Quote - Use the Quote tool to view quotations from a remote Quote server.
HTML - Use the HTML tool to obtain full header information and the page data from a Web server.
Scanner - Use the Scanner tool to scan all host names in a specified range of IP addresses and to verify host status for each IP address.
Services - Use the Services tool to verify a host for available network services.
E-mail - Use the E-mail tool to verify an e-mail address.
Web Center - Use the Web Center tool to find the most useful tools, how-tos, tips, and news available online.