due diligence on web hosting company

[hermes]

I know that there are tools out there that:

you give it a website address. It tells you which hosting company hosts this website.

Well, is there any tool out there: you give it the name of a hosting company. It then tells you what websites are hosted by this company.

I want to do a bit of due diligence on a few hosting companies.

[Corey Bryant]

If you are a premium member of some website sites that provide whois status, yes.

You also might look into netcraft as well

-Corey