Well, the Mercedes of hosting is by far and away Verio. They host more domains, sites, and dedicated servers than anyone...no offense to the other great hosting companies out there, but Verio is without a doubt the leader.
www.verio.com/company/newsroom/2002/06_20_02.cfm
www.metagroup.com/cgi-bin/inetcgi/jsp/home.do
http://new.whmag.com/