www.graphicalnetworkmonitor.com

Where in the world is your computer connecting?

• Find out which programs are sucking all of your bandwidth
• See if viruses or malware are connecting to sketchy places
• Diagnose Internet connection problems and more
...
Visited99

www.ipaddressguide.com

Free web-based IP address and domain name tools for Ping, Traceroute, DNS Lookup, NSLookup, CIDR, Geolocation, WHOIS, HTML Validator and Speed Test.

join.me

Free Screen Sharing and Online Meetings

www.manageengine.com/free-ping-tool/free-ping-tool-index.htm...

ManageEngine's Free Tools portfolio touches almost every IT domain from physical network devices to virtual servers in the cloud. There are over 40 free tools that include 5 mobile apps. These lightweight tools are easy to install, user friendly, and t ...

portal.monitis.com/tools

These are website checking tools from Montis that can be run from their webpage. The tools are as follows:

• Page Load Speed
• Visual Traceroute
• Ping
• Website Check
• Network Mask Calculators

myspeed.visualware.com/index.php

This site requires JAVA.

I have not used this site yet but it seems to offer the following test for free plotted on a map:

• Quality
• Speed
• Route
• Firewall
• VoIP
• Video
• IPTV...
  Visited146

nmap.org

Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

Nmap ("Network Mapper") is a free and open source (license...

www.subnetonline.com

SubnetOnline.com, online subnet calculator tools, online network tools, network resources, downloads, subnetting and CIDR guides and more...

These are the tools:

Subnet Calculators

• IPv6 Subnet Calculator< ...
  Visited128

subnetonline.com

SubnetOnline.com, online subnet calculator tools, online network tools, network resources, downloads, subnetting and CIDR guides and more... There are alot of networking tools here for the professional and some basic tutorials on subnetting.

www.windowsnetworking.com

Features a wealth of tutorials on various Windows networking related topics such as setting up Windows NT/XP/2000/2003 networks, troubleshooting, connectivity and more. Also includes a comprehensive archive of reviewed networking software. Networking A ...

www.michna.com/kb/wxnet.htm

An online network problem solver, you enter the details it needs and then it gives you the likely cause.