> > If www.foo.com refers several hosts, every DNS query to the server will give
> > you a different address.
> Untrue. Perhaps a few implementations of DNS do this, but MOST do not
> behave in this manner.
> [Nearly] any off-the-shelf DNS will give 'A record' results in the same order
> every time.
BIND has been doing this for quite some time now. If your DNS server
doesn't, either get a reasonable one yourself or complain to your verndor.
For more information see http://www.isc.org/isc/