Denuotech

http://denuotech.com

PORTS?
http://www.chebucto.ns.ca/~rakerman/port-table.html

Web Hosting services: 1&1 Internet Inc.

Geeks.com

http://www.geeks.com/techtips

Shopzilla

http://www.shopzilla.com/

http://pcclub.com/stores.cfm

http://ajaxwhois.com

Ports
http://www.chebucto.ns.ca/~rakerman/port-table.html

Leo!

http://thisweekintech.com/

Steve Gibson

http://www.grc.com/intro.htm

Griffinoutpost.com

http://www.griffinoutpost.com/default.asp

http://en.wikipedia.org/wiki/Main_Page

http://dl.tv/

http://www.whois.net

http://www.dnsstuff.com/