Used to forward other domains to your main web site.
This is used to point multiple domains at one site.
If you've ever typed in a misspelling of a domain name, but it goes to the correct one anyway, they are using a domain pointers, This is a way to make sure that your users come to the correct site. Sometimes misspellings are used by spammers to get people to click on their ads. This is a way to get around them. You must also have a correct DNS entries for the domain names as well.
