Whois
Whois Tool is a client utility that communicates with WHOIS servers located around the world to obtain domain registration information. Whois supports IP address queries and automatically selects the appropriate whois server for IP addresses. This tool will lookup information on a domain, IP...
http://www.nsauditor.com/freeware/downloads/whois.exe - 436Kb - Download - Screenshot

IP Helper
This IP Helper software shows you both your internal and external IP addresses, can notify you by email when they change, performs DNS and Whois lookups, and much more! Many Internet Service Providers (ISPs) use non-static IP Addresses. Because of this, your IP Address can change frequently. ... Displays your Internal Network IP Address for users that are part of a network, or behind a router Displays your External IP Address, which is the IP Address that the "outside world" sees IP Address Overlay displays your IP Addresses in the top left corner of the screen, on top of all other windows!
http://www.rebrandsoftware.com/demodownload.asp?id=9 - 3Mb - Download - Screenshot

NetPenguin
NetPenguin - including following network tools:IP Scanner which can find IP address;LAN Scanner which can scan IP addresses in ethernet LAN;Ping;netstat;Port Scanner;Domain Name Search which can...
http://www.netpenguin.net/software/NetPenguin.exe - 9Mb - Download - Screenshot

SpamBurner
SpamBurner is more than a spam filtering tool, it is also a great e-mail reader, which can help protect you from e-mail based viruses as well (as it allows viewing of messages in text form, even if the message has complex HTML and Javascript coding! SpamBurner strips it down, and makes it... SpamBurner also has a really powerful WHOIS-Lookup feature (we call it AutoWHOIS), which lets you do WHOIS lookups from any hostname OR IP address -- it also is able to auto-detect the appropriate WHOIS servers, and it is integrated with SpamBurner's message viewer -- you select the part of the message...
http://www.spamburner.com/download/spamburn.exe - 3Mb - Download - Screenshot

GEO Spider
Now you can trace your network activity on world map. GEO Spider helps you to trace, identify and monitor your network activity on world map. You can trace any website or IP address on your map. Built on . NET technology GEO Spider uses fast and reliable approach in detecting hostnames, IP... While many IP lookup tools only provide network provider locations, GEO Spider uses unique IP location engine to provide a much higher level of accuracy by identifying the actual physical city and country location of servers and routers.
http://www.oreware.com/download/GEOSpiderNET_Setup.exe - 11Mb - Download - Screenshot

Site Status Checker
Site Status Checker is an Internet Software that includes in one place, several Internet tools like: Site's List Management, Traceroute, DNS Lookup, Finger, WhoIs, FTP Client, Internet Browser and Time Synchronize. Site's List Management is a feature that allows you build many fully customized... DNS Lookup let your resolve host name from IP address or resolve IP address from domain or host name. ... You can also Ping any Internet address to check if is alive, synchronize your computer clock with GMT time, and use Finger and WhoIs Internet services.
http://www.sprintbit.com/files/sschecker1.exe - 7Mb - Download - Screenshot

NetCaptor
NetCaptor is the most powerful web browser on the planet! Other browsers only show one page at a time or squish them together in an overlapping mess. NetCaptor gives each web site its own tab. NetCaptor is the original tabbed browser. Not browsing with tabs? ... NetCaptor supports multiple browser tabs, site-specific tab icons, banner ad and popup window blocking by URL, full P3P privacy notification support, advanced security options, QuickSearch, powerful address tools (whois domain lookup, cached page lookup, related and back links), and lots of other powerful options.
http://download.netcaptor.com/ncse...tcaptor.com/pad/pad.a1024.xml.exe - 803b - Download - Screenshot

NetInfo
NetInfo is a collection of 15 different state-of-the-art network tools on a single, easy-to-use interface. Designed from first-hand experience, NetInfo allows businesses to more effectively combat network downtime by allowing network administrators, webmasters, and Internet service providers to... Main features: displays system IP addresses and MAC addresses, displays all local TCP/IP connections and their foreign connection IP address, allows you to quickly verify network connectivity to another IP address on the network, displays a list of routers between your system and the destination...
http://netinfo.tsarfin.com/downloads/netinfo.zip - 2Mb - Download - Screenshot

X-NetStat Professional
X-NetStat Professional shows your current Internet and network connections in realtime. These connections are established each time you visit a web page, send an instant message, check your email, or anytime you do network activity that requires you to connect to another computer. ... The Professional edition of X-NetStat offers a ton of additional features geared towards Network Administrators, like a Rules system to set up actions based on network conditions, a comprehensive Network Statistics window displaying information on network interfaces and protocols, a server that lets you...
http://www.freshsoftware.com/files/xns54p_setup.exe - 2Mb - Download - Screenshot

CallerIP
CallerIP monitors activity on open ports on your system, which are often not protected by firewall's, and identifies backdoor's that could allow harmful Trojan's to steal your information. Connections are monitored in realtime and identified by country, a click on an IP address shows the city... A simple click on an IP address shows you where the connection originates on a global map, along with domain and network registration information. ... Connections to your system are provided in real-time, including the connection time, remote and local IP address, country of origin, remote and...
http://download.visualware.com/pub/cip/cip.exe - 2Mb - Download - Screenshot