Whois queries are used to determine the IP address ranges associated with clients. A whois query can be run on most UNIX environments. In a Windows environment, the tools such as WsPingPro and Sam Spade can be used to perform whois queries. Whois queries can also be executed over the Web from www.arin.net and www.networksolutions.com.

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Security/Hacking Tools & Utilities

1. Nmap I think everyone has heard of this one, recently evolved into the 4.x series.Nmap (”Network Mapper”) is a free open source utility for network exploration or security auditing.

Is your IP Leaking? Find out here

The first link shows your IP.http://www.whatismyip.com/This site will show more information like your town…http://www.geobytes.com/IpLocator.htm?GetLocationIf you pass this test your Proxys / Programs are doing their job…https://grc.com/x/ne.dll?bh0bkyd2 Privacy Check – checks

What are worms?

Worms are programs that replicate themselves from one system to another without using a host file. Although in most cases worms exist inside files, such as Word or Excel documents,