Yup, I've done all that on each computer, twice, and still nothing.
This is what wermz wrote in the shoutbox:
Today at 07:06:14 PM Wermz84 – it is probably your isp's dns.
Today at 07:05:47 PM Wermz84 – DNS is a massive distributed database world wide. with the slip of the domain name it will still take up to 48 hours for all of the databases to converge.
I can't believe they screwed up that bad as to forget to pay to renew their domain!
