Drewbert,
no, I haven't gotten as far as OmniWeb, yet. ;-)
I'm an Opera-fan (Although I have to admit the Wintel version is better than the Mac version...), and want to check that one first.
I got the dns-failures with IE 5.1 and Opera 5.0, as well as with Mail and Eudora 5.0. Ping didn't...