Just in case you have used registerfly as a provider, I wanted to post this. The only things I've ever heard about them was from Newshutch.com , I lost my home page for a weekend (technically not the weekend, because I got the ip and used that not the DNS :P), because of their incompetence. Newshutch blog post about it
Slashdot | Registerfly's Accreditation Terminated by ICANN
P.S. This Week in Tech's del.icio.us feed. [Oh go ahead click it, it won't hurt!]
P.P.S. The DST 2007 page I mentioned earlier is here.