Of course they do. Do not forget that if you have dedicated hosting and dedicated IP addresses then your IP addresses also have got cough cough your whois info. So nom nom privacy. Kiss you cross domain SEO ass goodbye.
But what do I know, I'm just a noob because my registration date here is Febuary 2011 and you are cough cough web professionals.
__________________
This is sig area!
        &# 160;
