If this works, the domain name is either not active or has not yet propagated through the Internet.
Contact InterNIC directly to determine the reason that the name is on hold.
They may not have updated their DNS records. If you are still unable to reach it after all of these steps, contact support for assistance. Be sure to describe all the steps you have already taken. If you are unable to reach the site with either the domain name OR the IP address you may be experiencing connectivity problems. For a Macintosh computer, you need to download a program to do the traceroute.