BlueHost has been one of the most popular unlimited domain hosting companies in recent years. There are many good reviews about it around the web. Today, this unlimited domain hosting service have accommodated more than 1,000,000 domains. You can view their demo site and try out some of the features offered.

Similar with Hostgator, BlueHost also allows you to host unlimited websites and use unlimited disk space. In addition, because both of them utilize CPanel, most features are quite similar. Web based email solutions, free drag and drop site builder, PHP 5, MySQL 5 database, free website plug-in scripts, and so on.

There are some limitations that come with their hosting plan. For instance, you are only allowed to setup max 2500 email accounts and 1000 additional FTP accounts. You are also only allowed to create a limited number of mysql databases. However, except you have a plan to create hundreds sites, the numbers should be more than enough.

In summary, come with unlimited add-on domains, unlimited parked domains, unlimited subdomains, fantastico, site builder, custom cron jobs, audio and video streaming supports, etc, BlueHost may be a multiple domain hosting you are looking for. BlueHost also offers some nice bonuses for their new customer like free Google and Yahoo advertising credits and a free domain name. This multiple domain hosting also seems always keep their tools updated.