> I don't know about an API, but netcraft have a DNS search facility that > does something similar: Thank you. > I did this a while back with a perl script or two. But the > problem was most of the registrars blocked after 30 or so > requests. I had to put in a timer that would sleep for a 5 > minutes after 30 requests. Also, I was only searching for 4 > character domains, which would be a small fraction compared > to how many your going to have to search. Very good point. I will try to do this initially so I won't get blocked. :) Thank you!